BBC Earth HD

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E1'. Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

'S1/E1 - The Dark Ocean'. Underwater cameraman Ken O'Sullivan explores the marine life of the northern part of the ocean, beginning with the dark waters off the coast of the north of Ireland in winter.

'S1/E3 - Invasion'. With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast.

'S1/E4 - Misfortune'. The long-awaited arrival of the great migration increases conflict between the families of the Serengeti.

'S1/E5 - Exodus'. The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life back in the heart of the pride.

'S12/E5 - Dog Eat Dog'. It's winter, which means it's trapping season. Ricko finds the remnants of a wolf attack. In Bethel, Avery and his brother Gage head out to source fox fur.

'S12/E6 - What's Up From Down'. In Kavik, Sue looks for rabbits before the sun sets for the long dark winter. Johnny, traps with a rabbit hide. Avery and his brother Gage, experience a white-out.

'S1/E3'. An old and deserted dry dock is transformed into an amazing subterranean museum, after the engineers drain the entire ground and build a new concrete base.

'S1/E3 - Water'. From freshwater jungle ponds to the dark depths of the open ocean, air breathing mammals have found remarkable ways to overcome the many challenges of a life in water.

'S8/E4 - Stuffed Pasta'. Gregg Wallace explores the Dell Ugo factory in Hertfordshire to reveal how it makes 500 million stuffed pasta parcels annually.

'S1/E1'. On this first leg of his journey, Ben arrives in the bustling capital Brazzaville and gets a taste of Congo life, sampling local delicacies in the street market which include caterpillars and grubs.

'S12/E9 - Rites of Winter'. The everyday struggles of living in the secluded state of Alaska where one wrong decision could cost you your life.

'The Misadventures of Romesh Ranganathan. S4/E3 - Madagascar'. Romesh travels to Madagascar to find out if it's like the famous animated films.

'S1/E3 - Water'. From freshwater jungle ponds to the dark depths of the open ocean, air breathing mammals have found remarkable ways to overcome the many challenges of a life in water.

'Greek Island Odyssey with Bettany Hughes. S1/E1 - Fourni, Chios, Lesbos, Samos'. Bettany sets off in waters of the Eastern Mediterranean near Fourni.

'S1/E1'. On this first leg of his journey, Ben arrives in the bustling capital Brazzaville and gets a taste of Congo life, sampling local delicacies in the street market which include caterpillars and grubs.

'S8/E4 - Stuffed Pasta'. Gregg Wallace explores the Dell Ugo factory in Hertfordshire to reveal how it makes 500 million stuffed pasta parcels annually.

'S12/E8 - Night Country'. Alaskans soldier through the heart of dark winter in pursuit of the resources they desperately need for survival.

'S12/E9 - Rites of Winter'. The everyday struggles of living in the secluded state of Alaska where one wrong decision could cost you your life.

'The Misadventures of Romesh Ranganathan. S4/E3 - Madagascar'. Romesh travels to Madagascar to find out if it's like the famous animated films.

'Greek Island Odyssey with Bettany Hughes. S1/E1 - Fourni, Chios, Lesbos, Samos'. Bettany sets off in waters of the Eastern Mediterranean near Fourni.

'S1/E1'. On this first leg of his journey, Ben arrives in the bustling capital Brazzaville and gets a taste of Congo life, sampling local delicacies in the street market which include caterpillars and grubs.

'S8/E4 - Stuffed Pasta'. Gregg Wallace explores the Dell Ugo factory in Hertfordshire to reveal how it makes 500 million stuffed pasta parcels annually.

'S1/E4 - Super Senses'. Steve goes in search of Deadly Predators with the greatest super-senses.

'S1/E5 - Kuranda to Townsville'. Inching his way across the Stony Creek Bridge on the Kuranda Scenic Railway, Michael marvels at the engineering expertise of the 1890s.

'S11/E5 - Going in Circles'. Alaskans take advantage of a brief reprieve from Dark Winter's wrath.

'S9/E8 - Sierra Nevada'. Ben visits snowboarding legend Mike Basich, who left professional sport to reconnect with nature in the Sierra Nevada mountains.

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E1'. Reza explores the possibility of human habitation in an impenetrable canyon system in Oman.

'S12/E8 - Night Country'. Alaskans soldier through the heart of dark winter in pursuit of the resources they desperately need for survival.

'S3/E2 - Morocco'. Ben returns to Morocco to meet Karen again, who had built a guest house and artists' retreat in this inhospitable location.

'S7/E6 - Best Laid Plans'. Sue continues to restore her cabin. Ricko travels with his son to the family cabin. Jessie gathers firewood. The Hailstones go muskox hunting.

'Big Adventures: Into The Mississippi With Nick Knowles. S1/E1'. Nick starts with a helicopter ride along the northernmost stretch of the Mississippi.

'S9/E9 - Uruguay'. Ben Fogle meets Rhona Mitra who has swapped her home in Hollywood for a remote farmhouse in Uruguay.

'S11/E6 - From Here to There'. Alaskans test their will and luck against Dark Winter's obstacles.

'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.

'S1/E3 - Water'. From freshwater jungle ponds to the dark depths of the open ocean, air breathing mammals have found remarkable ways to overcome the many challenges of a life in water.

'S2/E1 - Intrigue'. As our characters bring new life into peaceful times, a great storm is building which transforms their welcoming world into a wet nightmare.

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E2'. Reza investigates the evidence of Persian leopards' existence in the mountains of Iraqi Kurdistan.

'S1/E6 - Newcastle to Brisbane'. Michael Portillo travels from the coal mines of Newcastle, New South Wales, to Brisbane, crossing the mighty Hawkesbury River.

'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/E4 - Cold'. From ice-covered seas to snow-capped mountains, mammals have conquered the cold, living in the harshest places on earth, thanks to their remarkable intelligence and adaptations.

'S3/E3 - Pembrokeshire, Wales'. Adventurer Ben Fogle returns to the Pembrokeshire coast to catch up with Matthew and Charis Watkinson, and their two children.

'S7/E7 - New Horizons'. Sue collects firewood. Ricko and his son Skyler go beaver trapping. Jessie explores his newly purchased land. The Hailstones move up river.

'S1/E1'. Starting in Alexandria, Alice searches for Cleopatra, discovers how the Romans and the Greeks reacted to the treasures of Ancient Egypt, and learns how a slave became a sultan and built his own caste

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E2'. Reza investigates the evidence of Persian leopards' existence in the mountains of Iraqi Kurdistan.