BBC Earth HD

'S2/E3 - Baku'. In the final episode of the series, our intrepid cultural explorers Janina Ramirez and Alastair Sooke set off on their most adventurous trip yet - to Baku, capital of Azerbaijan.

'S3/E1'. Famous faces Roman Kemp, Dylan Llewellyn, Anita Rani, Molly Rainford and Tyler West set off with a loved one on an epic 5,900km race across Central America.

'S8/E10 - Northumberland'. Ben travels to Northumberland where he meets Kezz and Nathalie Petronelli-Stone. Their off-grid and environmentally sensitive approach to life means they don't even have a telly.

'S11/E1 - Pulled from the Darkness'. As Alaskans enter a new dawn in the Arctic winter, they must adapt to the changing landscape if they are to survive.

'S1/E3 - Luangwa: The Emerald Valley'. At the very end of East Africa's Great Rift Valley, there's a 'land that time forgot'.

'S4/E6 - Revisit: Suffolk'. Join Ben as he revisits Will Lord, a true British caveman, in Suffolk's woodlands. Discover how Will's prehistoric dreams have evolved over three years and how his loved ones embrace this lifestyle.

'World's Most Amazing Walks With Robson Green. S1/E1 - Hadrian's Wall'. Robson Green sets out on one of the most iconic walks in the UK, the Hadrian's Wall path.

'S1/E1'. Alice Roberts begins her Ottoman adventure in Adana, near Syria. She explores an historic mosque and finds out about the origins of Turkish delight.

'Anton And Giovanni's Adventures In Spain. S1/E2'. Anton and Giovanni's epic road trip across Spain continues, and it's Benidorm or bust as the boys take on the Costa Blanca before heading to the country's capital, Madrid.

'S1/E3 - Aztecs'. We explore the lost world of the Aztecs, asking how and why their vast warrior empire came crashing down in just two short years.

'S1/E1'. Documentary travelogue on the North Coast 400, a scenic touring route that navigates the wilds of the Northern Highlands.

'S1/E2'. Alice Roberts is on a train to Ankara on her Ottoman adventure. She visits the tomb of Ataturk who saw out the end of the empire.

'S1/E4 - Japan'. By the mid-19th century, Japan has been cut off from outside western influence for more than 200 years.

'S1/E2 - The Russian Thing'. This episode looks at the origins of the Mir space station and how the US and Russia worked together.

'S10/E8 - Columbia'. Adventurer Ben Fogle meets Vanessa Forero deep in the Sierra Nevada de Santa Marta, an isolated mountain range in the north of Columbia.

'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.

'S1/E3'. After a week in deepest Turkey, Alice Roberts finally arrives in Istanbul to learn about how the clever Ottoman tactics required to wrestle the city from the Romans.

'S1/E1'. Documentary travelogue on the North Coast 400, a scenic touring route that navigates the wilds of the Northern Highlands.