Alaska is the most sparsely populated of all the states. In a vast expanse of rugged wilderness, one area - known as The Alaska Triangle - has been home to so much unusual activity that it has struck fear across Alaska and the world. More people disappear in this area than anywhere else in the United States, with countless sightings of strange creatures, impossible moving lights in the sky, unexplained phenomena and even malevolent ghosts. Are lay lines and electromagnetic anomalies within the Triangle causing these bizarre events? Or is something more sinister at play? From strange reports of military personnel seeing UFOs and missing aircrafts that have vanished without a trace, to sightings of fearful monsters and an underground alien base hidden inside a mountain, each episode of The Alaska Triangle seeks to unlock the paranormal mysteries hidden within this foreboding location.

In Inside the Medieval Mind, one of the world's greatest authorities on the Middle Ages, Professor Robert Bartlett of St Andrews University, investigates the intellectual landscape of the medieval world. In this series he opens up the often surprising discontinuities and similarities between the medieval age and our own as he remarks: "In many ways these were people very much like us, in terms of family, ambitions for children and the world of emotions. On the other hand, they inhabited a very different world, in which it was believed the dead visited the living, and where somewhere there lived a race of people with the heads of dogs." The series comprises four one hour programmes, each on a different aspect of medieval thinking: Belief; Sex; Power; Knowledge. During the series he visits numerous medieval locations, from Westminster Abbey to Pluscarden Abbey near Inverness, with wide use of readings from original medieval sources.

Abductions, invasions, and conspiracies about aliens surround our world every day, from nightly news to video games to the latest box office hit. Delving into the "photoshopping" of space, the value of Wikileaks, and the role social media plays in alien stories, Unsealed: Alien Files offers a unique 360 degree look at how alien interaction may have affected our past, and how it will affect our future.

Our world holds remarkable relics that are full of secrets, written in stone, gold, and blood. Discovering the truths behind these mysteries could change history as we know it. Join host Adam Mastrelli as he brings us face-to-face with these puzzling treasures. Explore hidden corners of the world, decipher ancient documents, and apply groundbreaking research and forensic techniques in our quest to discover the truth about these fabled cities, monuments, and remnants.

An immersive, action-packed series follows international teams of Egyptologists as they unearth the world's richest seam of ancient archaeology — Lost Treasures of Egypt. Through excavations and unprecedented access to the teams on the front line of archaeology, we follow these modern-day explorers as they battle searing heat and inhospitable terrain to make the discoveries of a lifetime.

In Mysteries at the Museum, Don Wildman visits America's museums, where strange and curious remnants of the past are revealed.

Lincoln: Divided We Stand takes a comprehensive look at the remarkable and unexpected story of Abraham Lincoln by exploring his complicated inner world, seamlessly interweaving his tragic personal life with his history-making political career. Narrated by Emmy-award winning actor Sterling K. Brown, the six-part docuseries uses a mix of expert interviews, cinematic recreations, rare artifacts, and never before broadcast photos and letters to take viewers on a transcendent journey into the life and times of this iconic U.S. president.

Applying the laws of life on Earth to the rest of the galaxy, this series blends science fact and fiction to imagine alien life on other planets.

From innocent travelers to the woods who find themselves in a frightening clash with forces not of this world, to determined investigators who deliberately seek out mysterious beings that dwell in the hinterlands, Evil Encounters delivers heart-stopping, terrifying tales of people out in nature who find themselves in the wrong place, at the wrong time, in places far from civilization where no one can hear you scream.

Strange Evidence investigates mysteries caught on tape and uncovers the science behind some of the most bizarre occurrences ever recorded.Worldwide, 300 million surveillance cameras are watching us, on our streets, at work, and in our homes. At times, they capture images that don't seem to follow the normal laws of physics. This series investigates mysteries caught on tape and uncovers the science behind some of the most bizarre occurrences ever recorded. With a team of experts analyzing footage that seems to defy explanation, including levitating cars on a freeway, a statue that appears to move on its own, and a spontaneous burst of flames with no apparent ignition sources. But will the surveillance footage provide investigators with the evidence they need for a definitive earthly answer?

It's an iconic line in any crime story: when a suspect is arrested, they get one call. In reality, once a person enters the criminal justice system, they have multiple opportunities to make calls as they await trial. The vast majority of those calls are recorded. An admission, a threat, a slip of the tongue, a bribe it's all on tape and the suspect knows it. But this doesn't always stop them from talking and talking. Calls From the Inside, uses jailhouse phone calls to frame the narrative of murder investigations steeped in mystery.

For every sadistic psychopath...there were signs. Charm. Narcissism. Lack of empathy. Impulsiveness. Manipulation. Deception. These traits and others are the telltale Signs of a Psychopath. This harrowing half-hour archive series revisits some of the most brutal killers in modern history, reviewing news footage and the words of the killers themselves to see which terrifying traits each killer exhibited. What are the signs...of evil?

In Reasonable Doubt, two investigators re-examine controversial murder cases to help the desperate families of those convicted decide if it's time to appeal... or accept the guilty verdict once and for all.

Evil casts a shadow. That shadow spreads outward for years, even decades, after a crime. It consumes everyone in its path, pulling them into darkness. Can they find the light? Evil Lives Here: Shadows of Death explores the endless reach of evil, a reach that extends long after the act of evil itself. This original series highlights the struggle to survive as innocent people find themselves caught in the wake of death and evil.

Hosted and executive produced by Grammy and NAACP Image Award winner Ice-T ("Law & Order: Special Victims Unit"), the series spotlights shocking true stories involving sex, money, murder – or a fatal cocktail of all three. Told through in-depth interviews, reenactments and archival footage, each hour-long episode delves into an edgy mystery filled with expert detective work, unexpected turns and stunning revelations.

This series from Blumhouse Television zeroes in on America's most notorious and outrageous killers from the Sunshine State. Often referenced as "Florida Man" in headlines, these killers commit bizarre and outlandish crimes that captivate the nation and sometimes feel as though they're straight out of a Hollywood movie.  With the aid of Florida investigators and prosecutors, the series unravels the cases' strange twists and examines what drove these killers to commit attention grabbing murders brutal enough to mistake for fiction. The premiere episode follows the case of Michael and Susan "Missy" MacIvor, a newlywed couple found brutally murdered in their home after a tropical storm rips through Tavernier Keys, FL.

Perfect on the outside, mental on the inside. Even the most kind-hearted people have a dark side looming. Diabolical looks at the minds of murderers with the question: "why did they do it?" Take a trip through the picture-perfect life and see the events that lead to a brutal murder. The tension builds throughout each episode as you dive deeper into the psychological workings of the murderer. With key insights from forensic psychologists and psychiatrists along with criminal profilers, a full analysis of the behavioral underpinnings and key moments in each crime will be on display. Diabolical shows how much people can conceal, until they blow.

The stories behind what made and shaped the most notorious figures in Australian criminal history.

Jamie Theakston's Forbidden History uncovers the truth behind great myths, conspiracy theories, ancient treasures, lost civilisations, and wartime secrets. Theakston left after Season 5.

Dark Side of the 90's takes a deep dive into the decade's untold history, revealing secrets, and perspectives.

To Catch a Predator is an American reality television series that features hidden camera investigations by the television news magazine program Dateline NBC. It was devoted to impersonating underage people (generally ages 13–15) and detaining male adults who contacted them over the Internet for sexual liaisons. People were lured to meet with a decoy under the pretense of sexual contact and then confronted.

The Biography® limited original documentary series Cultureshock takes an in-depth look at the untold stories behind watershed moments in pop culture that have had a lasting impact on our society.Produced by Meredith's Four M Studios in association with Entertainment Weekly, each episode of "Cultureshock" will shed light on the untold stories behind the big, unforgettable moments, helmed by an acclaimed director with the full participation of key players from each story.

Space inspires awe and wonder, but it also can be scary... and lethal. Supermassive black holes, deadly gamma-ray bursts, rogue asteroids, dark energy, supernovas... Our world is under attack from above. It's like a ticking time bomb. Killers of the Cosmos takes a film-noir approach to these threats, mixing scripted, animated drama with top experts in the fields of astronomy, astrophysics, biology, cosmology, and planetary science.Aidan Gillen steps in as our gumshoe detective. In each episode, he's got a case to solve, with a different killer to identify and track down. But first, he needs evidence. Aided by a mysterious informant, he investigates each disaster-in-the-making via a wide range of experts who've studied some of science's most unbelievable wonders. 

Archeologists are astonished about a breaking discovery in Egypt generating unprecedented headlines around the world. In Saqqara, just outside of Cairo, buried 36 feet deep, an incredible 27+ sarcophagi were recently found. Untouched and unopened for over 2,500 years, they retained their original color. Deemed as one of the most remarkable sites found in recent history, Smithsonian Channel has cameras on the ground with exclusive access to document this historical revelation for Tomb Hunters (w/t).

Out of the chaos, darkness and violence of the Middle Ages, one family rose to seize control of England - The Plantaganets. Acclaimed historian Dan Jones tells the story of the dynasty who ruled England and much of France during the Middle Ages. More shocking, brutal and exhilarating than Game of Thrones, these events actually happened.

They rob, kill, and terrorize, and they've left their bloody mark on American history. This is the world of Gangland.The Gangland series tells the insider story of some of America's most notorious street gangs. We learn how they've shaped their times and affected the neighborhoods that they controlled. From the destruction wrought by the heroin kingpins in Harlem of the 1970s to today's most dangerous gang MS-13, which has spread out from the inner city to infect unexpected turf —suburban communities—gangs have a rich yet deadly history. They usually start out as a form of protection for their members and community but then grow predatory as they feed on the very people that they purport to defend. With exclusive interviews and rarely seen footage, this is a raw look at life inside these gangs—from those who live it and the agencies that are working to stop them.

There are those who believe it is not humanity's destiny to wither away within the clutches of Earth's cycles of life and extinction. Rather we are to venture forth, beyond our terrestrial origins and establish thriving civilizations throughout the cosmos. Some have already secretly realized this vision, while others are relegated to technology dependent upon dwindling resources. A conflict now rages whether to preserve these advancements for the ranks of the elite, or to share this destiny with the whole of humanity and usher in a new era of peaceful conscious advancement.

What if the history you knew was only half the story? Brad Meltzer's Decoded investigates the other half: the secret history of the symbols and codes that surround us everyday. Best-selling author Brad Meltzer has been writing novels for more than a decade. He has studied and written about some of the most revered institutions and documents in human history, including the U.S. Supreme Court, the Presidency, the Secret Service, Wall Street and the Bible. Brad has assembled a team to investigate the countless clues and theories uncovered through his years of research, but unexplored until now. From the dollar bill to the first Presidential Codes, the hidden messages of the Statue of Liberty and the ciphers protecting the location of lost Confederate gold, the team uncovers the truth behind history's most provocative secrets.

The US National Parks have some of the most iconic landscapes in the U.S. But there is also an underwater side to explore!

In 1961, President Kennedy issued a grand challenge: to land a man on the moon and return him safely to Earth by the end of the decade. What followed was a series of daring missions against an almost impossible timeline on the most complicated spacecraft ever built. Revisit an era when NASA's team of engineers and astronauts gambled everything to embark on humankind's most ambitious journey, brought to life through archival interviews, rarely seen footage, and artifacts from the vaults of the Smithsonian's National Air and Space Museum.

Fasten Your Seatbelt tells the true stories behind the most incredible moments from airports and flights. Air travel is a universal experience that often elicits a powder keg of emotions. Whether it's caught on surveillance cameras or by cell phones of fellow passengers, host Robert Hays will take viewers through moments that range from unbelievably shocking to humorous and heartwarming.

Codes and Conspiracies unveils the startling truth and hidden history behind the world's most iconic clandestine institutions, top secret locations, and mysterious symbols.

200,000 years ago we took our first steps on the African savanna. Today there are 7 billion of us living across planet Earth.How did our ancestors beat the odds and spread from continent to continent? What was the secret to their success?This is a global detective story, featuring new fossil finds and the latest genetic research. It's a story that revolves around a shocking revelation. In prehistoric times, we met and mated with other types of human – like Neanderthals, Denisovans and Homo erectus. This mixing of genes helped us survive - and ultimately thrive.Scientists are beginning to realize that ours is not a pedigree species, but a patchwork. We are all hybrids.

Join Dr. Bendor Grosvenor and Jacky Klein as they seek out the work of some of the biggest names in art, lying hidden in local museums and country houses all across Britain.Britain's publicly owned art collection contains over 210,000 paintings. But at any one time, over 80 percent of these are locked away in storage. And, among this secret treasure trove of mystery paintings are some of the finest works of art the public owns - but didn't know they had. There might even be some priceless Old Masters lost in the vaults.

Insects play a vital role in the ecosystem of the world. Thousands of fascinating species lurk beneath the surface of Europe and most are undiscovered and waiting to be found. A team of researchers enters the giant jungle of creatures to discover just what is beneath the soil. The little kingdom is an idyllic slice of strange beauty full of a variety of different insects --iridescent jeweled beetles, many types of bees, and other otherworldly types. Despite their tiny sizes these inhabitants play a large role in the ecosystem of the world.

Crime Scene is a documentary anthology series that deconstructs the mythology and mystery surrounding infamous locations in contemporary crime.

In a world surrounded by an invisible sphere of infinite data, explore the mysterious glitches that can occur and the strange phenomenon of unknown signals.

Ancient investigations turn tech as specialists harness an advanced digital forensics lab and use the latest scientific discoveries to solve the biggest mysteries of ancient history.

In 1947, a rancher near Roswell, New Mexico, claimed to have discovered mysterious debris on his property, triggering decades of official government denials, and countless conspiracy theories, about aliens. Now, tapes of haunting first-person accounts from the past are being analyzed in a totally modern way, using artificial intelligence (AI) lie detection software to test if the eyewitnesses are telling the truth. Although most of the witnesses are now deceased, AI permits truth to be separated from fiction and the most important UFO event in world history can be weighed in the balance with all the evidence at hand. Truth seekers will now decide ... the final verdict.

They happened in times of war and peace, during daylight and darkness, and to victims old and young. These are the stories of the most heinous murders of the 19th and 20th centuries, some of which have faded from memory and others that continue to haunt their host cities to this day. Join us as we travel back to times when autopsies were done by hand and detectives had to overcome the limited tools of their era--and often invented new forensic techniques on the fly--in a race to catch the killers before they strike again.

From a network of cellars, wells and tunnels in the Czech Republic once used to create the world's most popular beer to the secret caverns and rock formations of the Cheddar Gorge in Southwest England, Underground Marvels puts the spotlight on the wonders that exist beneath our feet.

In Modern Marvels, Adam Richman travels the country to behemoth factory lines and locally owned shops going behind-the-scenes of iconic brands and giving an inside look into how our favorite foods such as cookies, cheese and ice cream are made.

ABC has dug deep into its vaults for natural history footage from ABC's acclaimed Natural History Unit (NHU) which produced many award-winning programs for more than 30 years from the early 70's. Selected footage has been digitally remastered and enhanced for Australia Remastered.NHU crews shot in locations ranging from Papua New Guinea to the Galapagos Islands to Antarctica and pioneered many innovative tricks and techniques in the field of wildlife cinematography, including hiding a motion-sensor-equipped camera in a box, or waiting for hours in a tree, camouflaged by netting, for the animal they wanted to show up.The series is narrated by Aaron Pedersen, a proud Arrenente and Arabana man, explores everything from Orca pods and Wombat kingdoms, to the epic seasons of Kakadu and the rugged beauty of Australia's arid Red Centre, plus the vast aquatic wildernesses of the Indian, Pacific and Southern Oceans. Offering insights into the stories of the land and the animals that live there, rare footage is deftly woven together with the latest scientific research, shining a new light on Australia's remarkable natural world.

Top Secret UFO Projects Declassified will show how, despite repeated denials, the significance of UFO sightings has been analysed and discussed at the highest level of government in the UK, the United States and the former Soviet Union since the end of World War II.With interest in UFO phenomena on the rise in recent years, this series provides new insight into the UFO monitoring programmes the world's leading governments have sought to hide and shocking facts about the real extent of reported extra-terrestrial contacts.

Real-life mysteries. Investigative reporting. Justice. Dateline is the long-running, award winning newsmagazine bringing viewers stories ranging from compelling mysteries to powerful documentaries and in-depth investigations. Hosted by NBC News' Craig Melvin, each episode of Dateline: Secrets Uncovered incorporates the classic elements of drama and great storytelling: good guys, bad guys, conflict with the highest stakes, suspense and resolution. Hear the chilling tales directly from those most affected and involved, including investigators tasked with cracking the case and the families confronting tragedy. In every story we tell, we help the real people who lived the events share their journeys with you.

This original CuriosityStream 3-part documentary series features stunning animations in Ultra HD 4K quality and sheds light on the kind of life that existed in the Permian, Triassic and Cretaceous periods beginning 250 million years ago.

Each of the four separate episodes - rather independent chapters, presents some of the findings of Egyptology, largely in the form of realistically presented docudrama, a splendid spectacle...

Hosted by William Shatner, each episode of Weird or What? contains three separate stories of the bizarre and unexplained. As the show unfolds, it weighs various supernatural and scientific theories that attempt to explain the story, and sometimes features tests conducted as proof of a theory's plausibility. The show features strange occurrences such as aliens, ghosts, monsters and natural disasters, and could lead you to question your understanding of what is real, what isn't, and what's just plain weird.

Solving a murder is twice as difficult when there are Grave Mysteries surrounding the victim, not just the killer. In these baffling investigations, police are forced to reconstruct the life of the victim piece by piece in order to uncover the shocking truth.

Each year, approximately 16,000 people are murdered in the United States. 7% of the killers are female.*Who are these women and what drives them to kill? Oxygen's hit true crime series, Snapped, profiles the fascinating cases of women accused of murder. Did they really do it? And, if they did, why? Whether the motivation was revenge against a cheating husband, the promise of a hefty insurance payoff, or putting an end to years of abuse, the reasons are as varied as the women themselves. From socialites to secretaries, female killers share one thing in common: at some point, they all snapped. Snapped is produced in conjunction with Jupiter Entertainment, the creators of City Confidential and Dominick Dunne's Power, Privilege & Justice, and narrated by veteran news reporter Sharon Martin. Each episode of Snapped chronicles the life of a woman who has been charged with murder. These shocking but true stories turn common assumptions about crime and criminals upside down, and prove that even the most unlikely suspects can be capable of murder.

Current affairs documentary reporting on issues around the world.

Secrets of the Lost explores magnificent mysteries found around the globe. From the ancient pyramids to the lost world of Pompeii, experts use twenty-first century technology to examine and unearth groundbreaking information about some of the most mystifying archaeological structures the world has ever known.

Blue Water Empire is a dramatised documentary series giving new insight into the history and culture of the Torres Strait Islands. The series starts pre-colonisation and charts the impact of European arrival from the missionaries to the influx of people from all around the world during the pearling boom. A thrilling and vital, yet largely unknown, part of our Australian history. The great cast includes Jack Thompson, Ryan Corr, Damian Walshe- Howling and Aaron Fa'aoso.

To the ancients, the heavens were filled with awe and wonder. Looking out into space inspired fear, superstitions and the building of massive monuments like Stonehenge. Now, we examine the greatest mysteries of the past to see if they can finally be solved by modern science.Did Roman Emperors use massive monuments to track the sun and create solar special effects? Is there any truth to the ancient practice of astrology? Can astronomy explain the bad omens that terrified our ancestors? Does science support the ancient visions of Armageddon? Is there really a face on Mars? Are ancient Greek theories about alien planets now being confirmed by the Kepler Space Telescope?The truth is up there, hidden among the stars, in a place we call The Universe.

The Clown and the Candyman takes viewers down the rabbit hole to a murky world of predators in the '70s. Centered around the evil of Gacy and Corll, the special offers a deep dive into their crimes, how they were discovered, and the race to identify their remaining nameless victims. The special also investigates their connections to John David Norman, the key operator of a nationwide pedophile ring, while never-before-heard tapes of Gacy offers viewers a glimpse into the disturbed man and his hideous actions.

In the shadow of the world's oldest pyramids, a team of archaeologists, led by Dr. Ramadan Hussein, has made the discovery of a lifetime: a fully intact burial complex buried deep beneath the sand.

Teaming with archaeologists and using cutting edge visual technology, Lost Worlds brings back to life lost civilizations and cultures. Join us on the quest to rebuild what was lost and is now found. From ancient Egypt, early Athens, Atlantis and even the Knight's Templar, Lost Worlds travels the world.

Court Cam Presents Under Oath tells the story of a crime from the unique lens of the accused as they take the witness stand. Hosted by Dan Abrams, each episode will cover everything from first-hand defendant testimony, juxtaposed with the contentious cross examination to the final verdict. There is a reason that taking the witness stand in your own defense is a gamble that very few criminal defendants ever take. In addition to interviews with key members of the investigation, the series features original video from law enforcement, surveillance camera footage, 911 audio recordings, digital forensic evidence and some exclusive interviews and responses from the defendants themselves, to provide an in-depth look at dozens of raw and real cases.

Kids Behind Bars: Life or Parole tells the individual stories of eight previously convicted child offenders sentenced to mandatory life terms, without parole, who are now seeking resentencing on the heels of a recent United States Supreme Court ruling. While some may be resentenced to life, others could be immediately released or given a new sentence that makes them eligible for parole.

Twisted Killers tells the shocking stories of some of America's darkest, most unusual murderers. Along the way, a trio of criminal experts, including former NYC DA Beth Karas, retired LAPD Homicide Detective Tracey Benjamin, and forensic psychologist Kate Termini, provide insight and expertise on how these twisted killers were brought to justice. Murderers featured in the show include a man who pretended to be a lost driver before repeatedly stabbing people and watching them walk away, a killer who strangled his victims and posed them in odd ways, a sniper who seemingly picked victims at random, a predator who drained a woman of blood, and more.

Follow the frightening and hellish tales behind the spooky relics on display in Zak Bagans' Las Vegas museum, by way of scripted shorts produced by Roth and his accredited team, and with featured commentary from Bagans himself.

The Detective Diaries takes us inside the investigative minds of five American detectives as they reexamine the harrowing cases that defined their careers. From hunting killers who hid in the shadows for decades, to taking on a political machine with more than blood on its hands, to reliving the same murder through three different victims in a row, every crime turns the story back on each detective, triggering memories of painstaking investigations, forcing them to come to terms with old wounds, and revealing what drives them to stand strong in the fight for justice.

People Magazine Investigates: Cults explores how destructive and terrifying cults can be to cult members and their families. Each episode dives deep inside a twisted American cult, building to that pivotal moment when blind worship turns violent and even deadly. From Jonestown to the Army of God, People reporters are on the front lines, revealing the untold stories of power-crazed cult leaders using mind control, sex, and violence to manipulate and dominate followers. Each episode follows People's trusted journalists as they doggedly investigate the evolution of these cults, expose their bizarre and brutal day-to-day rituals, and speak first-hand to survivors who narrowly escaped lives of misery to put their cult nightmares finally behind them.

Series that delves into the personal stories of people who have survived close encounters with infamous murderers.

Adelaide in South Australia is a city of arts, culture, sport and magnificent old churches. It's also accused of being the murder capital of the world – with more serial killers, per capita, than anywhere else.It's a macabre reputation the city can't shake, and barely scratches the surface of what Adelaide truly is. City of Evil outlines grotesque criminal cases and explains why Adelaide is seen as Australia's happy hunting ground of bizarre crime.

Jeremy Wade travels the world's most remote & unexplored rivers to search for the biggest & strangest creatures in their underwater worlds.

Countless mysterious objects have been spotted in the sky and many astronauts have reported seeing UFOs. NASA's Unexplained Files reveals groundbreaking footage and interviews from both astronauts and scientists to explore the idea that there could be life outside of our planet.

Chilling criminal cases that captured the nation's imagination will be re-examined and dissected like never before in Inside Crime.

Hosted by Nine's Leila McKinnon and with expert insight from criminologist Garner Clancey, this gripping four-part series has been meticulously researched to expose the real story behind the headlines. Together with actual police videos, dramatic re-enactments, candid interviews and commentary from Australia's leading journalists, some of the country's most brutal crimes from the last ten years will be brought back to life and analysed in a raw and confronting way.

Paranormal tales are often dismissed as fiction, but for many who've faced the unknown, these tales are all too real to relive. Now, through actor portrayals, archival documentation and dramatic re-creations, the terrifyingly true events that transformed these unsuspecting eyewitnesses into believers are pieced together.

Engineering failures are Icarus-like moments when our overreaching, greed and desire to conquer the impossible can cost not just reputations, but millions of dollars, the environment and lives. Each episode will focus on one disaster, looking at dramatic archive news footage of the disaster occurring and its devastating impact.

An Unexpected Killer takes a deep dive into homicide investigations through captivating interviews with potential suspects, in-depth examinations of the crime scene and re-enactments. Viewers follow experienced homicide investigators who believe they are inches away from solving the case, until they come across something unanticipated. Whether it's a new witness, an overlooked piece of evidence or even an innovation in forensic science, in each case detectives find a startling discovery that sends the investigation in a completely new direction in their search for justice.

Professor Sue Black OBE and her team use forensic science to investigate dug up remains. Includes an African skeleton found near a medieval monastery and the mummified body of a 19th century child.

Africa's rivers are the wildest places on our planet. Bursting with life, they are home to an array of wildlife who depend on the rivers for their survival.

Author and adventurer Sam Sheridan travels the globe in search of the most cursed places on Earth. Entrenching himself in macabre modern day culture, Sam explores the region's haunting history and fascinating folklore, employs cutting-edge science to illuminate the dangers of the curse, and paints a new and revealing portrait of a doomed place and the people who live there in the process.

Using the latest technological insights, this series sheds new light on how incredible feats of ancient engineering were achieved and how they continue to influence modern-day engineers and shape our world.

Rome: The World's First Superpower follows award-winning actor Larry Lamb as he tells the story of Rome 3,000 years ago, an extraordinary people rose and conquered the known world. He looks at how the Romans then went onto creating the greatest empire mankind has ever seen, stretching from Britain to the middle east and how it lasted a thousand years.

Based on Jared Diamond's Pulitzer Prize-winning book of the same name, Guns, Germs and Steel traces humanity's journey over the last 13,000 years – from the dawn of farming at the end of the last Ice Age to the realities of life in the twenty-first century.

Explore the tropical forests, dense jungles, and vast grasslands of Colombia, where a tremendous array of animals face a daily struggle against fierce predators and harsh weather. Watch as young tamarins face deadly boa constrictors, capuchins dodge hungry jaguars, capybaras share streams with caimans, and dazzling hummingbirds engage in an endless quest for nectar. In these unforgiving landscapes, stunning creatures and hidden dangers are waiting to be discovered around every corner.

Using state-of-the-art technologies, Richard Hammond goes beyond the limits of the naked eye and explores the hidden secrets of the invisible world around us.

How the Earth Was Made was a documentary television series produced by Pioneer Productions for the History channel. It began as a two-hour special exploring the geological history of Earth, airing on December 16, 2007. Focusing on different geologic features of the Earth, the series premiered on February 10, 2009, and the 13-episode first season concluded on May 5, 2009. The second season premiered on November 24, 2009, and concluded on March 2, 2010.

Although he was never a household name, Nygård built an international fashion empire worth hundreds of millions of dollars and quickly learned how to spend the vast fortune he amassed. Nygård led an extravagant playboy lifestyle, constantly surrounded by beautiful, young women, and owned a set of lavish homes - including a massive six-acre estate he built in the Bahamas, designed to look like a Mayan temple. But hiding beneath the outlandish public persona, scores of women say, was a dangerous sexual predator who 'practiced' and 'perfected' the crime of sexual assault for decades. More than 80 women in the Bahamas, Canada and the United States have joined a class action lawsuit accusing Nygård and his companies of rape, sexual assault, and sex trafficking dating back to the 1970s. Their accusations have led to an investigation by the FBI and ultimately Nygård's arrest this week in Canada for extradition to the United States. Unseamly: The Investigation of Peter Nygård takes a deeper look into these accusations and explores Nygård's life - from his humble beginnings, to his career in the fashion industry, and the public feud with a powerful neighbor that exposed the countless alleged sexual assault and trafficking allegations brought against him.

Inspired by the box office smash, GET OUT each episode of this intimate psychological thriller will explore the terrifying, real-life events of an outsider who falls for someone in a seemingly normal family only to find themselves entangled in an evil clan capable of abuse, kidnapping, or something even more sinister.As each story unfolds, this fatal fish-out-of-water series is a reflection of life's own unpredictable path of twists and turns, in a journey that exposes the shady underbelly of the family tree. All the while the newcomer is questioning their own sense of reality and in some cases, morality as small signs of trouble become dark and deadly. Once you join the family, can you ever get out?

Six million years ago our ancestors began to walk upright then left the trees and ventured out into the wild African savanna. For millions of years we would adapt, strengthen, and spread across the planet's harshest terrains. We withstood droughts and ice ages to not only survive, but to become the dominant species on Earth. Could we do it again?

Journalist and art critic Alastair Sooke travels to Egypt to investigate and discover the story of longest lasting civilization in history. He reveals 30 extraordinary masterpieces created by a nation that was diverse in both culture and geography.

Shot in one of the most beautiful but remote locations on the planet, this series from Britain's best-loved naturalist examines the amazing diversity of the archipelago where Charles Darwin developed his theory of evolution.

American Underworld investigates some of the most extreme and violent subcultures in the country, from drug manufacturers to car-theft rings to the sex trade.

Another one-off created into an imaginary 2-part episode. Scheduled for deletion.

From magnetoreception to razor-sharp vision, animals apply a variety of advanced sensory abilities for the purposes of safety, communication and food.

Adolf Hitler seemed an unlikely leader - fuelled by anger, incapable of forming normal human relationships and unwilling to debate political issues. Such was the depth of his hatred that he would become a war criminal arguably without precedent in history. Yet this strange character was once loved by millions. How was this possible, and what role did Hitler's alleged 'charisma' play in his success? With the help of testimony from those who lived through those times, film archive - including colour home movies - and specially shot documentary footage, this film reveals how Hitler managed to turn from a nobody in 1913 - someone thought 'peculiar' - into the chancellor and fuehrer of the German people.

There are places in America shrouded in mystery, secrecy, and conspiracy theories. Unmarked buildings, heavily guarded compounds and massive bunkers. Our America Declassified team investigates these explosive stories, events and locations.

Professor Darius Arya explores the hidden secrets of three of the most fascinating cities of the ancient world: Athens, Cairo and Istanbul. 3D scans allow us to view the architectural jewels of these cities as they've never been seen before. From the buildings on the Acropolis to the silver mines and quarries beyond, he investigates the story of Athens, the city that gave the world democracy. He uses the latest scanning technology to reveal the historical secrets of Cairo and Ancient Egypt, and explores the Great Pyramid of Giza and the first pyramid ever built. Later, Darius takes us on an extraordinary journey through the treasures of Istanbul, Turkey. But with many of its secrets concealed or underground, he turns to the latest 3D imaging technology to see the city as no human eye ever could.

Explore the resurgence of iconic wildlife and natural processes across Europe's most breathtaking landscapes, from the Arctic Circle to rich river wetlands, from deep forests to rugged mountain peaks.

The current hype about bitcoin and other cryptocurrencies as millions are made and lost make for great headlines, but misses the far more interesting story about the technology that allows them to exist, namely, blockchain. This series dives into the cryptokingdom to understand the technology and why we should all care about how it develops. Just as it's difficult to do anything without the internet today, in 10 years, we might very well be saying the same thing about blockchain.The series travels through a landscape where the virtual and the physical intertwine, where seemingly abstract concepts like bitcoin, cryptocurrency, and blockchain have inspired libertarians, financiers and entrepreneurs to throw themselves into the technology and explore its potential for the future. Some see it as a revolution, others see the prospect of great profits, and many get lost in between - prey to scams, hacks, or naiveté. We travel across Latin America and Asia in search of the truth behind the hype.

Across time, no group has been more guarded or more skilled at crafting a world hidden from sight than the Knights Templar. In this investigative series, a team will piece together the Knights' movements from the fall of Jerusalem to the mass burning of its members in Paris, unraveling their secrets along the way. Over four serialized episodes, our investigative team will set out to unearth the secret covert network of the Knights - an underground labyrinth nearly four thousand miles wide - and dive into the storied history of one of history's most enigmatic groups.

Earth is really the planet of the insects. This series shows insect behaviour and society.

Beneath our feet, under trillions of tons of rock, lurk astonishing and deadly secrets. Earthquakes, tsunamis, volcanic eruptions are all driven by hidden forces deep inside our planet. Now, using the latest scientific data from sensors and surface scans, we can x-ray the earth to reveal the dangers locked inside our planet. Using thousands of sensors and state-of-the-art surface scan information, we can create x-rays of the deep interior of our planet for the first time. From the churning interior to the oceans and life on land, view the world as it's never been seen before. Cutting-edge tools offer an inside look at Earth as it breathes, heals, and flexes its muscles in X-Ray Earth.

Europe's last great wildernesses contain a stunning and surprising explosion of life.

Natural history series exploring the Galapagos Islands, which lie 1,000 kilometres off the coast of South America.

Are we finally a step closer to understanding the great unknown and what it may – or may not – hold?Man has always been curious about what is really out there in the vastness of space, and UFO sightings have been reported for years. Now, with video footage of sightings, radar evidence and eyewitness accounts from around the world, UFOs: The Untold Stories provides an in-depth look at the fascinating and disturbing aspects of encounters with the unexplained.