BBC Earth HD

'S2/E3 - Ultimate Football Stadium'. Cowboys and the world's largest retractable roof. This $1.2 billion stadium can house over 100,000 fans, and we'll go inside how this engineering feat was built.

'S2/E4'. The teams reach the halfway mark, and after sixteen days traversing the length of Brazil it's time to cross the border and enter the heart of South America and three new countries, Argentina, Uruguay and Paraguay.

'S7/E9 - Siberia'. Maverick scientist Nikita was a former maths student living in the city, when his father asked for help with an extraordinary experiment in one of the most remote places on the planet.

'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.

'S6/E8'. Hurricane Otis wipes out Acapulco, a small town in the UK is submerged by floods, a terrifying tornado rips through Florida and torrential rain floods parts of Italy.

'S11/E13 - Maine'. Ben's journey takes him to an off-grid home nestled deep in the forests of Canton, Maine, where he meets Arthur, a hunter-gatherer with a PhD in botany.

'S12/E13 - Into the Tundra'. The everyday struggles of living in the secluded state of Alaska where one wrong decision could cost you your life.

'S2/E6 - Coasts'. David Attenborough explores the planet's coasts. They are the most changeable of the ocean worlds, but they offer great riches.

'S7/E10 - New Zealand'. While many of the new lives Ben dives into feel like a gritty struggle against the elements, Lucy and Tim's relocation to New Zealand looks more like something from an aspirational blog or YouTube channel.

'S2/E5'. It's episode five and the penultimate leg of the race to Frutillar in Southern Chile. Teams will race from Tigre, on the banks of the Paraná River up high into the far north of Argentina.

'S2/E3 - Ultimate Football Stadium'. Cowboys and the world's largest retractable roof. This $1.2 billion stadium can house over 100,000 fans, and we'll go inside how this engineering feat was built.

'S1/E2'. This episode gives a more in depth look at the home life of all classes of the Roman society, including recreations of some of the types of homes from aristocrats and merchants to slaves.

'S2/E3'. Under attack from intruder male lions, the mums with young cubs must find the pride.

'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/E6 - Forest'. From deep in the undergrowth to the highest tree, forests are home to two-thirds of all mammal species. Discover how they overcome the many challenges of life in a crowded world.

After a life spent travelling the world, Sir David Attenborough returns home to show us the hidden natural wonders of his favourite place on earth.

'Making Life on Earth: Attenborough's Greatest Adventure'. To mark his 100th birthday, David Attenborough reflects on a remarkable life. For 70 years, Attenborough has helped reshape our understanding of the natural world.

'S11/E14 - Botswana'. Ben visits conservationist Aleksandra, who moved to Botswana to live in the Kalahari desert.

'S12/E14 - Mama's Home'. The everyday struggles of living in the secluded state of Alaska where one wrong decision could cost you your life.

'S2/E5 - World's Longest Tunnel'. How did engineers move mountains to build the longest and deepest rail tunnel on the planet? Discover how 25 million tons of rock were moved to build this modern wonder.

'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.