BBC Earth HD

'S1/E3'. In his first visit to Nigeria, labelled the 'Giant of Africa', Michael Palin embarks on an epic 1,300-mile journey.

'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/E13 - Bulletproof'. Alaskans contend with the throes of the warm season.

'S1/E3 - The Frozen North'. In the remote reaches of Asia's frozen north, creatures must overcome unique challenges, finding exceptional ways to thrive in a hostile world that pushes life to its very limits.

'S7/E8 - Iceland'. Ben journeys to the freezing coastal waters of Iceland to live with Hakon, a former carpenter who overcame alcohol and embraced a clean, solo life in the wilderness on an private island.

'S1/E5'. The race has reached its fifth and penultimate leg as the four celebrities and their loved ones navigate their way 1500km north from Sarajevo to Germany's capital, Berlin.

'S1/E4 - Switzerland'. Bill Nighy narrates a journey that starts at Tirano and climbs up through the Italian Alps and lakes through into Switzerland, taking in the Landwasser Viaduct.

'S1/E1'. This documentary unpacks the 2024 Atlantic Hurricane Season, one of the worst on record.

'S1/E5'. Tony goes on safari to find majestic machines that are inspired by the animal kingdom. We'll see an excavator that walks like a spider, and Tony gets hands-on with a live-saving mechanical octopus.

'S1/E2'. The boys board a packed train to Rajasthan during Diwali, the vibrant festival of lights. Known as the 'land of kings', Rajasthan enchants the pair, with its grand forts and opulent palaces.

'S1/E5 - Spain'. Beginning near Leon, part of the famous north Spanish Pilgrimage, in the Picos de Europa mountains, this railway journey then runs through the Basque country before arriving in Bilbao.

'S1/E6'. Tony Robinson looks under the bonnet of some innovative machines leading the green revolution, from a Welsh hydrogen-powered car to a solar plane used to train the next generation of pilots.

'S2/E4 - Frozen South'. Frozen Planet returns with a spellbinding journey through magical icy lands.

'S11/E8 - Roswell, New Mexico'. Ben travels to the desert near Roswell, meeting 70-year-old Karen, rolling up his sleeves to help, and learning about the hardships she has faced throughout her life.

'S11/E14 - Transitions'. Alaskans harness the power of the sun as they toil through summer.

'S1/E6 - New Zealand'. Jump aboard New Zealand's Northern Explorer, the longest running passenger service in the country. The train travels 423 miles along the North Island Main Trunk Line.

'S1/E2'. The boys board a packed train to Rajasthan during Diwali, the vibrant festival of lights. Known as the 'land of kings', Rajasthan enchants the pair, with its grand forts and opulent palaces.