BBC Earth HD

'S11/E2 - Like Ghosts'. The Hailstones produce an original work of Inupiaq art, and Cole Sturgis ventures into the wilds of the Southeast on a life-or-death hunt.

'S11/E6 - Italy'. In the mountains of Piedmont, Ben meets Father Johannes, who lives an isolated life while fulfilling duties as a priest. Ben finds they have more in common than expected.

'S11/E11 - Waking from Winter'. As winter comes to an end, Alaskans journey, hunt, and prepare for spring.

'S1/E5'. In her final chapter, Alice Roberts takes a train to the western point of the Ottoman Empire, Budapest to learn how it ended.

'S4/E1 - Revisit: Queensland'. The adventurer returns to meet previous contributors who turned their back on the rat-race. In the wilds of Queensland he revisits the ever-resilient Bette.

'S3/E6 - Extremes'. David Attenborough reveals how animals battle to survive the elements.

'S3/E7 - Human'. Discover the extraordinary ways in which wildlife survives in a rapidly changing human world. From cobras hunting in houses to macaques stealing mobile phones to barter with.

'S1/E4'. Entering The Balkans by sleeper train, Alice Roberts is in Bulgaria's capital Sofia. She'll learn how the empire was controlled from Istanbul and how today the landscape today is almost entirely Soviet.

'Trailblazers: A Rocky Mountain Road Trip. S1/E3'. The trio are inspired to step out of their own comfort zone as they prepare to emulate Isabella's most impressive feat - summitting a 14,000ft mountain.

'S2/E2 - Mexico - El Chepe - The Copper Canyon Train'. The Chihuahua Pacific Railway is known as the El Chepe in northern Mexico. It took a hundred years to build the line from Creel to the coast.

'S4/E1 - Revisit: Queensland'. The adventurer returns to meet previous contributors who turned their back on the rat-race. In the wilds of Queensland he revisits the ever-resilient Bette.

'S11/E6 - Italy'. In the mountains of Piedmont, Ben meets Father Johannes, who lives an isolated life while fulfilling duties as a priest. Ben finds they have more in common than expected.

'S11/E11 - Waking from Winter'. As winter comes to an end, Alaskans journey, hunt, and prepare for spring.

'S1/E4 - Humans'. Documentary series looking at the impact of carbon on the Earth and how carbon levels can be can be reduced.

'S6/E3 - Thailand'. Ben spends time with 40-year-old French-Canadian Julien, on the Thai border with Myanmar.

'S1/E1 - Episode 1'. As Lucy and her Indigenous team begin their unique 50-day journey into virgin Amazon rainforest, they can hear the whistling of the deadly bushmaster snake...

'S1/E4'. Entering The Balkans by sleeper train, Alice Roberts is in Bulgaria's capital Sofia. She'll learn how the empire was controlled from Istanbul and how today the landscape today is almost entirely Soviet.

'S5/E11'. A tornado touchdown terrorises a school in Texas. The violent volcanic eruption in Tonga and a tsunami leaves residents trapped with nowhere to go and pilots battle extreme cross winds.

'Mysteries Of The Pyramids With Dara Ó Briain. S1/E1 - Episode 1'. Dara, assisted by Egyptologist Chris Naunton and archaeologist Raksha Dave, delves into the fundamental question: Why and how were these pyramids built?

'S2/E3 - Finland'. An extraordinary 600-mile journey through Finland, from Helsinki to the Arctic Circle. Even at -30 the railway runs smoothly, passing through the thickest of forests.

'S1/E5'. In her final chapter, Alice Roberts takes a train to the western point of the Ottoman Empire, Budapest to learn how it ended.

'Mysteries Of The Pyramids With Dara Ó Briain. S1/E2 - Episode 2'. Dara searches for answers to two mysteries: How did the battle between Pharaohs and Tomb raiders shape the evolution of the pyramids? And why did the pyramids fail?

'S5/E2'. In Oregon, wildfires tear through the state. In Texas, a storm ruins a wedding. And in Hawaii, a climber fights for his life.

'S11/E7 - Australia, Fort Grey'. Ben embarks on an epic journey to meet one of the most remote families he's encountered, uncovering what drove academics and married couple Bec and Reece to leave civilisation for complete isolation.

'S11/E12 - Destroyer of Worlds'. When spring finally arrives in Alaska, the landscape and waterways come back to life with a vengeance as the snow and ice melt.

'Alan Cumming's Most Luxurious Train Journeys: Scotland. S1/E1 - Episode 1'. Alan boards the train in Edinburgh and receives an exclusive tour of the train by Head of Housekeeping Karen, before settling into his luscious cabin.

'S2/E3 - Finland'. An extraordinary 600-mile journey through Finland, from Helsinki to the Arctic Circle. Even at -30 the railway runs smoothly, passing through the thickest of forests.