BBC Earth HD

'S3/E1 - Sicily'. An extraordinary journey through Sicily across a landscape bearing the remains of ancient civilizations, and seven UNESCO World Heritage Sites.

'S3/E2 - Italy Genoa'. In the Italian province of Liguria, a journey along the Mediterranean's most spectacular stretch of coastline into the Apennine Mountains aboard a lovingly restored vintage train.

'S3/E3 - West Highlands'. The West Highland Line wends its way from Glasgow to the Isle of Skye, taking in Loch Lomond, windswept Rannoch Moor and Corrour - Britain's highest railway station.

'S6/E4 - Mystery of Rome's Sunken City'. A stunning discovery in the Mediterranean reveals a lost Roman city- and the untold story of an industrial capital made rich by supplying every corner of the empire.

'S6/E5 - Egypt's Apocalypse Volcano'. A massive volcanic eruption in 44 B.C. may have hastened the end of the ancient Egyptian empire.

'S6/E6 - Crucifixion Mystery'. The discovery of an executed man in Northern Italy reveals the truth behind the Roman practice of crucifixion.

'S1/E1'. Having been fearful of hippos since a young boy, Steve Backshall sets out to discover why hippos are considered the most dangerous animals in Africa, and if their aggressive reputation is misunderstood.

'S1/E1 of 3'. After a lifetime of travels that have taken her across the globe, Joanna Lumley is making her most personal journey yet, travelling from Essex to Whitby.

'S1/E2 of 3'. Joanna travels through Scotland, the Outer Hebrides and Northern Ireland.

'S1/E3 of 3'. This episode takes Joanna from North Wales to St Michael's Mount and the West Country, ending in her home town of London.

'S3/E11'. Wildfires ravage California, a tornado terrorises people trapped in a gas station, daredevils skydive over Antarctica, and a microburst causes chaos.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'S1/E2 - Episode 2'. Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside the animal that kills up to 500 people a year.

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E6'. Reza ventures into an unexplored canyon in Saudi Arabia, searching for clues of lost civilizations.

'S1/E2 - Pompeii'. In the shadow of the mighty volcano Vesuvius, lies the greatest archaeological time capsule ever discovered, an entire city and its people frozen in time: Pompeii.

'S7/E13 - First Blood'. Sue expands her garden. Andy and Denise hunt waterfowl. Ricko teaches his kids to hunt. The Hailstones go on an egg hunt.

'S1/E4'. Across North America and the rest of the world, hurricanes, storm surges, earthquakes and sea level rise threaten major cities and lead to natural catastrophes.

'S1/E2 - Episode 2'. Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside the animal that kills up to 500 people a year.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E6'. Reza ventures into an unexplored canyon in Saudi Arabia, searching for clues of lost civilizations.

'S1/E2 - Pompeii'. In the shadow of the mighty volcano Vesuvius, lies the greatest archaeological time capsule ever discovered, an entire city and its people frozen in time: Pompeii.

'S7/E13 - First Blood'. Sue expands her garden. Andy and Denise hunt waterfowl. Ricko teaches his kids to hunt. The Hailstones go on an egg hunt.

'S1/E4'. Across North America and the rest of the world, hurricanes, storm surges, earthquakes and sea level rise threaten major cities and lead to natural catastrophes.

'S1/E2 - Episode 2'. Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside the animal that kills up to 500 people a year.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'Hidden Frontiers: Arabia with Reza Pakravan. S1/E6'. Reza ventures into an unexplored canyon in Saudi Arabia, searching for clues of lost civilizations.

'S5/E8'. A flash flood in Australia leaves a family running scared. In Wisconsin, a woman and her dog risk getting swept under the ice and a tornado forces a man to take cover in Vancouver.

'S5/E9'. A wind driven wildfire consumes a Colorado neighbourhood. In New Mexico, freezing conditions trap 21 people in an ice-covered tram car.

'Joanna Lumley's Great Cities of the World. S1/E1 - Paris'. Joanna begins with Paris. She takes a hot-air balloon ride, visits the fire-damaged Notre-Dame, meets heiress Daphne Guinness and meets refugee turned beekeeper Ibrahim.

'Joanna Lumley's Great Cities of the World. S1/E2 - Rome'. Joanna continues her travels to Rome, a city like no other on earth. She zips into the city on the back of a Vespa to get her first glimpse of the beauty that awaits.

'S1/E2 - Episode 2'. Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside the animal that kills up to 500 people a year.

'S2/E4 - Deserts'. The world's deserts are lands of extremes that force animals to adapt in clever ways to cope with the hostile conditions, producing some incredible survival stories.

'S2/E5 - Grasslands'. Grasslands cover a quarter of all land and support vast gatherings of wildlife - but to survive here animals must endure the most hostile seasonal changes on Earth.

'S2/E6 - Cities'. Cities are the fastest growing habitat on Earth, but life in the man-made world is not easy for animals. Will the future see cities designed for wildlife too?

'S3/E4 - Bavaria'. A trip through the Bavarian Alps, with stopping points including a former Olympic village, Germany's highest mountain, and a quick tipple with a beer-brewing monk.

'S3/E5 - Devon and Cornwall'. A scenic journey to the tip of Cornwall. Starting in Devon, this trip crosses the Royal Albert Bridge, heading towards Penzance before joining two picturesque branch lines.

'S1/E3 - Virtual Assistants'. Hannah Fry delves into the inner workings of virtual assistants, such as Amazon's Alexa, Google Assistant and Siri, which are now found in almost half of all UK homes.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'S7/E1 - Diggers'. Gregg Wallace and Cherry Healey get special access to a factory that makes as many as a hundred iconic yellow diggers every single day.

'S9/E6 - Oxfordshire'. Ben is closer to home than he's ever been in rural Oxfordshire where he spends the week with a multi-generational family, who surrendered their conventional life.

'S7/E14 - Shock and Awe'. Sue fixes her Nodwell. Andy and Denise install solar panels. Jessie repairs his boat. The Hailstones go fishing.

'S1/E1 - Congo'. Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'S1/E2 - Pompeii'. In the shadow of the mighty volcano Vesuvius, lies the greatest archaeological time capsule ever discovered, an entire city and its people frozen in time: Pompeii.

'S9/E6 - Oxfordshire'. Ben is closer to home than he's ever been in rural Oxfordshire where he spends the week with a multi-generational family, who surrendered their conventional life.

'S7/E1 - Diggers'. Gregg Wallace and Cherry Healey get special access to a factory that makes as many as a hundred iconic yellow diggers every single day.

'S7/E14 - Shock and Awe'. Sue fixes her Nodwell. Andy and Denise install solar panels. Jessie repairs his boat. The Hailstones go fishing.

'S1/E1 - Congo'. Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'S1/E2 - Pompeii'. In the shadow of the mighty volcano Vesuvius, lies the greatest archaeological time capsule ever discovered, an entire city and its people frozen in time: Pompeii.

'S9/E6 - Oxfordshire'. Ben is closer to home than he's ever been in rural Oxfordshire where he spends the week with a multi-generational family, who surrendered their conventional life.

'S7/E1 - Diggers'. Gregg Wallace and Cherry Healey get special access to a factory that makes as many as a hundred iconic yellow diggers every single day.

'S4/E4 - Norway'. In this episode we travel from Bergen to Oslo, on a super-fast train.

'S1/E2 - The Hunt'. See the long, dark, frozen winters to sweltering, bug-infested summers in remote Canada.

'S2/E3 - Australia'. Ben reunites with a couple living off the coast of Australia, and discovers the logistical nightmares they overcome to make a home for themselves on a desert island.

'Joanna Lumley's Great Cities of the World. S1/E2 - Rome'. Joanna continues her travels to Rome, a city like no other on earth. She zips into the city on the back of a Vespa to get her first glimpse of the beauty that awaits.

'S1/E4'. Across North America and the rest of the world, hurricanes, storm surges, earthquakes and sea level rise threaten major cities and lead to natural catastrophes.

'S6/E1 - Arkansas'. Ben journeys to the Ozark National Forest, to live with master craftsman Robert.

'S10/E2 - The Dead of Night'. Sue Aikens tracks a deadly foe in Kavik, the Hailstones embark on a traditional task ahead of the freeze, and Jessie Holmes adds a vital comfort to his remote camp.

'S1/E1 - Congo'. Simon Reeve battles his way across the Congo, braving thick jungle and tropical swamps in search of the people and the wildlife who make their home in Africa's greatest rainforest.

'S2/E4 - Arkansas, USA'. Ben Fogle reunites with a former medical student living in the woodlands of Arkansas. Ben discovers the impact a series of injuries have had on his physically demanding wild lifestyle.

'S1/E3 - To Close For Comfort'. Kim and Pierre turn their attentions to harvesting big game.

'S5/E12'. Hurricane Ida hits New York City, a lakeside resort turns into a ball of flames.

'S1/E2'. The team follow lions, leopards and cheetahs after a huge wildfire. The dominant male lions fight intruders, while the leopards and cheetahs struggle to get a meal.

'S3/E5 - Forests'. Sir David Attenborough journeys into the forests, where dogs communicate with whistles, treehoppers fight assassin bugs, 'spirit bears' fish, and hornbills imprison themselves in trees.

'Joanna Lumley's Great Cities of the World. S1/E3 - Berlin'. Joanna continues her travels to Berlin. A sometimes dark history has given birth to a creative city with a thrilling atmosphere.

'S4/E5 - Southern Australia'. A coast-to-coast journey through the Australian outback along the iconic Indian Pacific Railway. It takes two days to travel from Sydney to Adelaide.

'S1/E3'. Tony Robinson leaps into the future to explore artificial intelligence. From a humanoid robot that answers back, to the little workhorses that make next-day delivery possible.

'S1/E3 - Episode 3'. A fight with intruders leaves the lion pride males injured and the mothers with cubs vulnerable to attack. Xudum the female leopard takes risks to find a mate.

'S6/E2 - New Zealand'. Ben travels to New Zealand's North Island, where he meets a young nomadic family led by Amber and Andy, who spend their life exploring the country's wild landscapes.

'S10/E3 - Frigid Fortitudes'. As winter's presence descends upon Alaska, its residents endure battles of wit and nature, learning valuable lessons from both as they progress.

'S4/E6 - Far North Scotland'. We travel the Far North Line between Inverness and Wick, a four-hour ride that travels along the coast, and has Dunrobin Castle as one of its sights along the way.

'Joanna Lumley's Great Cities of the World. S1/E3 - Berlin'. Joanna continues her travels to Berlin. A sometimes dark history has given birth to a creative city with a thrilling atmosphere.

'S1/E3'. Tony Robinson leaps into the future to explore artificial intelligence. From a humanoid robot that answers back, to the little workhorses that make next-day delivery possible.

'S1/E3 - Episode 3'. A fight with intruders leaves the lion pride males injured and the mothers with cubs vulnerable to attack. Xudum the female leopard takes risks to find a mate.

'S10/E3 - Frigid Fortitudes'. As winter's presence descends upon Alaska, its residents endure battles of wit and nature, learning valuable lessons from both as they progress.

'S4/E6 - Far North Scotland'. We travel the Far North Line between Inverness and Wick, a four-hour ride that travels along the coast, and has Dunrobin Castle as one of its sights along the way.

'Joanna Lumley's Great Cities of the World. S1/E3 - Berlin'. Joanna continues her travels to Berlin. A sometimes dark history has given birth to a creative city with a thrilling atmosphere.

'S4/E5 - Southern Australia'. A coast-to-coast journey through the Australian outback along the iconic Indian Pacific Railway. It takes two days to travel from Sydney to Adelaide.

'S1/E3 - To Close For Comfort'. Kim and Pierre turn their attentions to harvesting big game.

'Joanna Lumley's Great Cities of the World. S1/E3 - Berlin'. Joanna continues her travels to Berlin. A sometimes dark history has given birth to a creative city with a thrilling atmosphere.

'S1/E3 - Episode 3'. A fight with intruders leaves the lion pride males injured and the mothers with cubs vulnerable to attack. Xudum the female leopard takes risks to find a mate.

'S6/E2 - New Zealand'. Ben travels to New Zealand's North Island, where he meets a young nomadic family led by Amber and Andy, who spend their life exploring the country's wild landscapes.

'S10/E3 - Frigid Fortitudes'. As winter's presence descends upon Alaska, its residents endure battles of wit and nature, learning valuable lessons from both as they progress.

'S1/E4 - Down to the Wire'. Bentley goes hunting, determined to find meat for his family.

'S7/E1 - Diggers'. Gregg Wallace and Cherry Healey get special access to a factory that makes as many as a hundred iconic yellow diggers every single day.

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

'S1/E5 - Healthy Inside'. Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness.

'S6/E3 - Thailand'. Deep into the jungle mountains of Thailand on the border with Myanmar and far off any conventional map, Ben spends time with 40-year-old French-Canadian Julien, who has been a Buddhist monk for almost half his life.

'S4/E7 - Welsh Borders'. A ride is taken aboard the grande dame of luxury heritage trains, the Northern Belle, on a railway that weaves in and out of England and Wales.

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