Countryfile is in the East Midlands to find out about the region's rural past. Matt Baker takes to the Trent in a kayak and finds out about the effort to clean up the river. He also visits Calverton Fish Farm in Nottinghamshire, where the team teach stocked fish how to be 'wild' in special tanks that force the fish to swim against an artificial current for food. Helen Skelton is in Rutland to meet master miller Nigel Moon. Nigel takes her on as apprentice for the day in his traditional windmill, one of the last in the region. Adam Henson is at the biggest agricultural show in the South West, The Royal Bath and West. John Craven launches 2016's photographic competition, with its theme From Dawn till Dusk. Joining John on the judging team are Dragons' Den's Deborah Meaden, comedian Rhona Cameron and wildlife cameraman Simon King. Matt Baker also reveals the total raised by sales of 2015's calendar. Tom Heap discovers how a global health crisis is impacting the battle against Bovine TB.