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.

Is Elvis still alive? Has extraterrestrial life really visited Earth? Is it possible that some people see religious statues move or bear the crucifixion wounds of Jesus? Experts and eyewitnesses explore some of the most-extraordinary happenings in recent history that science can't explain.
 

Documentary exploring the nature and wildlife of the Welsh coast. 

A documentary about people who are trying to document birds of paradise. Despite the title, the focus is on the filmmakers' challenges, not the birds.

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

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

Few countries in South America boast have such contrast and variety. Diverse habitats such as Patagonia's bleak steppe, soaring Andean snowcaps, vast salt pans, lush rainforest around Iguazu Falls, steamy marshlands of Ibera, and grasslands of the Pampas support an astonishing range of wildlife - from penguins, whales and seals to condors, armadillos and guanacos.

From the Arctic Ocean and its isolated Islands to the bleak, barren tundra and frozen forests of the taiga, the Arctic region is locked in ice for more than half of the year; in summer, this land of contrast bursts into life.

Series in which celebrities trace their ancestry, discovering secrets and surprises from their past.

What on Earth? is a documentary series using satellite images of strange geological occurrences and man-made structures on Earth to examine such matters as the planet's extreme locations, phenomena and species.

Welcome to Murdertown follows the baffling murder mysteries where it's not just one person who's hiding something – it's everybody. From small towns and tight-lipped communities to tight-knit families, this series unravels the cases where police don't just have to crack the case, they need to penetrate a wall of silence too.

English naturalist Chris Packham explores some of the strangest natural events to be caught on camera in this docuseries. Assisted by scientists and experiments, Packham explores the secrets behind bizarre science, crazy weather and medical marvels. Using footage taken by eyewitnesses and news crews, the host attempts to decipher the truth behind each scene. Some of the incidents under scrutiny are unusual animal friendships, towns under the siege of thousands of flying insects and extraordinary mating calls that have kept people awake at night.

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.

Host Donnie Wahlberg looks at some of the most-frightening killers in history, retracing their backgrounds, psychology, motives and how they were eventually caught.

The wildly successful and first-of-its-kind mystery docuseries Unsolved Mysteries is being revived by the original creators along with the producers of Stranger Things.This modern take on the classic series will maintain the chilling feeling viewers loved about the original, while also telling the stories through the lens of a premium Netflix documentary series. Each episode will focus on one mystery and once again will look to viewers to help aid investigators in closing the book on long outstanding cases.

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.

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.

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

Professor Brian Cox journeys across the vastness of time and space revealing epic moments of sheer drama that changed the universe forever.

New forensic techniques are radically altering our understanding of the past, and helping to resolve mysteries about the lives of some of the greatest figures in history. In this series leading experts from around the world apply modern forensic techniques to re-examine the myths and mysteries that have fascinated us for centuries.

Unearthed decodes mysteries and combines scientific investigations with CGI animation to reveal the hidden secrets of iconic structures and monuments from around the globe -- ancient and present-day. The show explores how they were designed, built, used, and in some cases, lost and rediscovered. At critical points in each episode, stunning "blow apart" CGI animation deconstructs the structures to reveal hidden anatomy while exploring the secret history of each edifice, immersing us in the age and culture in which they were constructed.Archeologists travel to various parts of the world, in search of ancient secrets of mysterious civilizations. From the tallest pyramids to an underwater city, experts take viewers on an unforgettable journey.Unearthed fuses elements of engineering, history, geology, and archaeology, revealing the deepest secrets of each structure. We'll see the latest technology used to solve mysteries such as how the Parthenon still stands against earthquakes; how sticky rice was used to build the Great Wall of China; and what sacred secret lies beneath the Mayan temples of Chichen Itza.They may be older structures, but scientists and archaeologists use the latest technology including LiDAR scanning, X-ray imaging, carbon dating, and 3D printing techniques to reveal secrets of the past in ways that weren't possible before. Unearthed shows the future of science and technology are key to understanding our past, and without these developments, we wouldn't be able to unravel some of the world's greatest mysteries.

Undiscovered Vistas is an awe-inspiring journey that reveals some of the most beautiful places in the world. Spectacular aerial vistas of cavernous canyons and lush rainforests draw viewers into an immersive natural landscape, while lyrical writing tells the stories of the nature, history and mythology that shaped the planet's geographic wonders. From the beautiful islands of the Bahamas to the majestic volcanoes of the Chilean desert, the globe's unspoiled beauty is uncovered here.

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

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.

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.

In UFOs: The Lost Evidence, current and former government officials, pilots and astronauts come forth to share evidence of humanity's contact with the extraterrestrial.

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.

Take a deep dive into the true-crime stories rocking headlines and social media feeds. These victims were young, the crimes against them were shocking and haunting questions remain.

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.

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.

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).

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.

Tiny World takes a unique perspective on the natural world, exploring the ingenuity and resilience of the smallest animals on the planet. Brand new camera technology will allow the viewers to see the world through the eyes of the tiniest creatures and find out how they survive.

A rivalry between big cat eccentrics takes a dark turn when Joe Exotic, a controversial animal park boss, is caught in a murder-for-hire plot in this limited docuseries where the only thing more dangerous than a big cat is its owner.

In an immersive 360-degree narrative, Ken Burns and Lynn Novick tell the epic story of the Vietnam War as it has never before been told on film. The Vietnam War features testimony from nearly 100 witnesses.

The UnXplained will tackle subjects that have mystified mankind for centuries, from mysterious structures and cursed ancient cities to extraterrestrial sightings and bizarre rituals. The series will also feature contributions from top scientists, historians, engineers and researchers - each seeking to shed light on how the seemingly impossible can happen.

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.

Gaining full and unprecedented access to one of the most infamous and secretive hotspots of paranormal and UFO-related activities on earth, The Secret of Skinwalker Ranch will feature a team of scientists and experts who will conduct a thorough search of this infamous 512-acre property located in Utah's Uinta Basin. They will attempt to find out the truth behind more than 200 years of mysteries - involving everything from UFO sightings and paranormal activities to animal mutilations and Native American legends of a shape-shifting creature known simply as The Skinwalker.

The Secret Life of the Zoo takes a look behind the scenes of Chester Zoo. Using a range of filming techniques, including micro-rigs to capture close up animal behaviour, it will explore what the animals get up to, as well as their relationships with the keepers.

The Proof Is Out There takes an in-depth look at some of the most incredible and thought provoking videos of unexplained phenomena and mysterious must-see moments of all time. Each half-hour episode explores and analyzes the full story of each irregularity in question from bizarre footage of people seemingly immune to lightning, to a fifty-foot snake, apocalyptic sounds in a man's backyard, enigmatic creatures, and UFOS that split and dive underwater. Through expert examination and the use of the latest technologies, The Proof Is Out There aims to get to the bottom of what's real? What's fake? And everything in between.

Jimmy Doherty embarks on a quest to reveal the hidden lives of farmyard animals.

In conjunction with the first total solar eclipse in the continental U.S. in 99 years, Science Channel celebrates by presenting a definitive series on Earth's closest neighbors in the solar system, The Planets. Former NASA astronaut Mike Massimino hosts, guiding viewers through eight, hourlong episodes that detail Venus, Mars, the newly discovered Planet 9, Exoplanets and more. A best-selling author, Massimino is a veteran of two missions in the Hubble Space Telescope and four space walks. He's also credited as the first person to tweet from space.Renamed The Planets and Beyond with Season 2, Astronaut Mike Massimino continues the exploration of the planets in our solar system and beyond. From the Gas Giants to mysterious exo-planets light years away, this is the definitive series about alien worlds.

Welcome to the greatest story that's never been told. In a new, ground breaking series we'll be telling the story of the planets as never before.Alongside the most accurate and detailed imagery ever produced, The Planets using the latest planetary science research to piece together the gripping history of each world. These are stories of beauty and creation, violence and destruction that reveal the solar system and our place within it to be far more dramatic than we could ever have imagined.

A made for television documentary series that explores in depth the planets that make up our solar system.

In this major series, Professor Robert Bartlett examines the extraordinary expansion and unchecked ambition of the Normans, and shows how they transformed the history of Europe.

Homicide investigations unfold through dramatic real video footage in this groundbreaking new series. This series provides an up-close perspective on homicide investigations, incorporating bodycam footage from the initial crime scene, surveillance video, and interrogation room recordings. This footage is interwoven with present-day interviews from those directly involved in the investigation. The Murder Tapes uses every conceivable form of authentic video available, sharing up-close perspectives in a raw and unfiltered form. Viewers see and hear first impressions from officers to show exactly how theories begin to arise, heart-pounding confessionals inside the interrogation room, and from loved ones in real time.

Documentary series with each episode focusing on a solitary historical figure who, for various reasons, including despotism, canibalism, genocide, and too many atrocities to imagine, are considered some of histories most vile and appalling figures.

Investigation Discovery presents the modern-day Clarice Starling as Dr. Michelle Ward goes behind bars to interview violent murderers and offer insight into what drives people to kill with the new series The Mind of a Murderer premiering Thursday, February 19 at 10/9c. From her early doctorate research on psychopathy, to her ongoing study of criminal behavior, Dr. Ward possesses a unique ability to push murderers to the limit, getting them to admit things they wouldn't confess to anyone else. She is trained to go beyond excuses and get to the psychological core of why people commit heinous acts - and she does it alone in a room, face-to-face with coldblooded killers.

David Attenborough presents a nature documentary series looking at why mammals are the most successful creatures on the planet.

On the outskirts of Los Angeles, in the shadow of the Hollywood sign, are the city's roughest neighborhoods. In the late 1990s, LAPD's Foothill Homicide Unit investigated hundreds of murders, but only Detective Lindy Gligorijevic was dubbed "the killer closer". Driven by the need to give her victims a voice, Lindy revisits her most shocking cases, detailing how she solved each crime, and revealing how she broke the most cold-blooded killers she ever faced. Detective Lindy knows she can't bring closure to someone who's lost a loved one to murder, but what she can get them is justice.

On The Incredible Human Journey, Dr. Alice Roberts travels the globe to discover the incredible story of how humans left Africa to colonise the world.

China is the world's most populated country with more than 1.4 billion people inhabiting its vast and extreme wild lands alongside creatures seen nowhere else in the world. Some of its secrets are still undiscovered ... until now. The Hidden Kingdoms of China highlights the nation's beauty and grandeur, from the highest mountains and plateaus to its thickest jungles and bamboo forests. With unparalleled access, the epic two-hour natural history special introduces viewers to the real-life drama surrounding the snub-nosed monkey, Tibetan fox, snow leopard and a kaleidoscope of jungle creatures, and even reveals never-before-seen behavior from the nation's most iconic animal - the giant panda.

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 Green Planet is the first immersive portrayal of an unseen, inter-connected world, full of remarkable new behaviour, emotional stories and surprising heroes in the plant world. Using brand new technological advances and over two decades of new discoveries, this is Planet Earth from the perspective of plants.

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?

This true-crime series unfolds murder cases shrouded in mysterious clues that detectives must focus on to unveil the killer and solve the crime.

The First 48 Presents Critical Minutes looks back at some of the most unforgettable moments in the series' history. Hosted by former First 48 detectives, each episode presents different cases previously featured on the show, all with a common theme.

The First 48 follows detectives from around the country during these first critical hours as they race against time to find the suspect. Gritty and fast-paced, it takes viewers behind the scenes of real-life investigations with unprecedented access to crime scenes, autopsies, forensic processing, and interrogations.

The FBI Declassified gives viewers unprecedented access to some of the biggest cases handled by real-life FBI agents and analysts. The broadcast is produced by the award-winning team behind CBS News' 48 HOURS.

A new perspective on wildlife at night. A team of biologists and specialist camera crew explore the length of South and Central America to find out how animals have adapted to life in the dark.

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.

The Curse of Von Dutch: A Brand to Die For chronicles the unbelievable true story behind the rise and fall of the 2000's most iconic fashion trend. In this epic character-driven saga, Venice Beach surfers, gangsters, European garmentos and Hollywood movers and shakers all vie for control of the infamous brand — pushing it from obscurity to one of the most recognizable labels on Earth. After a decade of backstabbing, greed, and bloodshed, their lives – and pop culture – will never be the same.

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.

Between 1861 and 1865, Americans made war on each other and killed each other in great numbers - if only to become the kind of country that could no longer conceive of how that was possible. What began as a bitter dispute over Union and States' Rights, ended as a struggle over the meaning of freedom in America.

The Case That Haunts Me takes a dive into career-defining true crime stories told directly from the detectives who led each case. From mysterious vanishings to twisted family murders, these are the unforgettable cases that disrupt law & order, and keep authorities up at night.

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.

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

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

Using new research and 3D technology, this UK production explores some of the most perplexing and unusual artefacts from ancient and modern history. Objects are pulled apart, with even the smallest details examined, and lost or damaged artefacts are rebuilt to uncover their secrets. Strangest Things reveals the unbelievable, the ancient, and the truly bizarre currently hidden away in museums, laboratories, and storage rooms around the world.

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?

The amazing thing about nature is the number of ways it continues to surprise us - and in the case of these unique creatures, it appears we're barely scratching the surface. Spend some time in the company of nature's evolutionary mavericks.

Just because a case is closed doesn't mean the truth has been revealed. Suicide or murder? Runaway or kidnapping? Accidental or premeditated? Each episode of Still a Mystery re-examines a single crime case where unanswered questions still remain. Through original interviews with law enforcement, family members and private investigators, news footage and social media, Still a Mystery dissects the evidence and presents new theories in a quest to uncover the truth.

Stan Lee, creator of such legendary comic book characters as Spider-man, Hulk, X-Men and the Fantastic Four, will be getting his own History Channel series. Titled Superhumans, the series will "find people who have remarkable abilities because of being genetically different" and will feature Lee as co-shot alongside the world's most flexible man, Daniel Browning Smith.

A new breed of explorer has taken space travel beyond the moon to unlock and reveal first-ever views of alien worlds and cosmic bodies far beyond anyone's imagination. Space's Deepest Secrets shares stories of the men and women who pushed their ingenuity and curiosity to uncover some of the most groundbreaking findings in the history of space exploration. Hourlong episodes cover NASA's New Horizons mission to Pluto, the Hubble Telescope, the twin Voyager explorations, and other past, current and future missions and projects.

One Ocean. 20,000 Islands. A Quarter of the World's Water.The extraordinary wildlife, culture and history of this immense, fascinating ocean and its myriad islands are revealed in stunning detail in this acclaimed BBC series.With its coral reefs, turquoise lagoons and dramatic oceanic atolls, the South Pacific is the archetypal paradise. But from the shores of Hawaii to Easter Island and a thousand tiny remote islands, this ocean holds some of the most bizarre and intriguing surprises on Earth...The incredible photography and discoveries of this series capture the amazing natural sights of the region: from erupting undersea volcanoes to jewelled tropical reefs and from tiger sharks catching albatross chicks to giant crabs opening coconuts. It reveals how the islands' isolation has helped evolve flesh-eating caterpillars, vampire bugs with antifreeze in their veins, a strange nocturnal parrot with a mating call like a bull frog and the fascinating monkey-tailed skink.South Pacific also tells of the people whose ancestors journeyed thousands of miles to the islands. Some acquired new survival techniques such as the palolo worm-harvesting Samoans or the Solomon islanders who fish with spider webs and kites, while others developed bizarre rituals such as the Pentecost land divers who leap from 25-metre wooden scaffolds.With incredible natural spectacles, dramatic footage and fascinating stories, South Pacific will change the way you view this ocean forever.

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.

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?

Shark Week is an annual, week-long TV programming block created by Tom Golden at the Discovery Channel, which features shark-based programming. Shark Week originally premiered on July 17, 1988.

Serengeti follows the interconnected stories of a cast of savannah animals over one year. The series captures the high drama of the area's distinctive wildlife up close. There's love and loss, jealousy and rivalry, tragedy and triumph, as their lives entwine and dramatically unfold in the heart of this legendary land.

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.

Secrets of the Whales, from National Geographic, plunges viewers deep within the epicenter of whale culture to experience the extraordinary communication skills and intricate social structures of five different whale species: orcas, humpbacks, belugas, narwhals and sperm whales. Filmed over three years in 24 locations, throughout this epic journey, we learn that whales are far more complex and more like us than ever imagined. 

What makes America's national parks so special? Why are millions of people drawn to these parks from all around the world year after year? The secrets of some of America's most profound national parks are unearthed here, and your journey into each park will help you clearly understand the importance of preserving and conserving our Earth's wild lands.

For centuries, explorers have searched for the Bible's most sacred religious artefacts. One of the most mysterious of these objects is the famed Ark of the Covenant. The gold-plated wooden chest - one of the most instrumental symbols of faith and God's presence - was believed to house the two tablets bearing the Ten Commandments. The Ark's exact whereabouts has long puzzled scholars. Where did it go? And why has it remained such a mystery? Secrets of the Lost Ark follows a team of experts using the latest science and research in search of answers.

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.

Secrets of the Dead is part detective story, part true-life drama that unearths evidence from around the world, challenging prevailing ideas and throwing fresh light on unexplained events.[NOTE: Episodes shown only in the UK are listed in Season 0, first digit of episode number indicated UK series.]

The Sphinx. El Dorado. The Shroud of Turin. Our world holds remarkable relics that are full of secrets, written in stone, gold, and blood. Discovering the truths behind their mysteries could change history as we know it. Join us as we travel the globe and come face-to-face with these puzzling treasures. We explore hidden corners, decipher ancient documents, and apply groundbreaking research and forensic techniques with one goal in mind: to discover the truth about these fabled cities, monuments, and remnants, and to share it with the world.

From tunnels to towers, artillery sites, resistance nests and communication centers, Nazi Germany left their footprint throughout the world. To this day, silent remains still exist, sentinels guarding clues about plots that Hitler was unable to carry out. Secret Nazi Ruins digs up mysteries from some of the most covert projects as experts dissect and reveal the purpose of these structures, their makeup, and technical design.

Secret History is a long-running documentary series that originally ran on British television. Using a combination of interviews and archival footage, the show re-examines key historical moments of international events, often utilizing little-known and previously suppressed information. In 1992, the show won the Royal Television Society award for Best Documentary Series.

Every great metropolis has its secrets: some tucked away in the annals of history and others hidden in plain sight. From the single golden fire hydrant in San Francisco to the strange shape of London's black cab to Berlin's pink pipes, city landmarks often embody unknown stories, some whimsical, some sinister, but all fascinating in their own way. Join us in Searching for Secrets as we journey back in time to uncover buried tales in cities across the globe, following local guides and historians on a six-part journey that is both travel expose and urban mystery.

From motorbike crashes and trampoline mishaps to unexpected explosions and novice lumberjacking, we witness the world's most jaw-dropping acts of stupidity.

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.

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.

In River Monsters, join host, biologist and extreme angler Jeremy Wade, as he catches the extraordinary and supersized fish that lurk in our planet's rivers and lakes. Traveling the globe and risking his life, he searches for mysterious freshwater predators, on a mission to test the myths surrounding these almost supernatural creatures.

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.

When 21-year-old Christina Whittaker disappeared in the small town of Hannibal, MO, a frantic search immediately ensued. Eight months later, filmmaker Christina Fontana met Whittaker's mother when filming a documentary about the families of missing persons. Little did Fontana know, this one case would lead her down a dark path full of conspiracies, betrayals, suicide and murder. Using more than 400 hours of footage from field investigations and video diaries filmed over 11 years, this documentary follows not only a complex search for a missing person, but the journey of a filmmaker who becomes dangerously ensnared by the story she's documenting.

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?

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.

One hundred cameras capture dramatic police investigations as they unfold.

Two groups of plants exhibit such intriguing behaviour that a century and a half ago they attracted the attention of Charles Darwin. These same plants, the orchids and the carnivorous plants, still fascinate scientists today. In two one hour films, Plants Behaving Badly reveals a world of deceit and treachery worthy of any fictional thriller.

More than 5,000 years ago, the territories of Upper and Lower Egypt were first united into a single Kingdom. It was a seismic moment in history – the beginning of one of the most successful civilizations the world has ever known. The Nile Kingdom would flourish for over 3000 years. Ruled by 31 dynasties of "divine" Pharaohs, Ancient Egypt's achievements are without parallel, including the world's first territorial state and some of the most outstanding monuments known to man.Few civilizations displayed as much artistic and creative power as that of the Ancient Egyptians. How did they do it? What was the secret of their success? For decades, experts have been trying to solve the mystery of what kept the Nile civilization going for more than three millennia.Planet Egypt delves deep into the history of the Pharaohs.