A film crew follows two leopard cubs as they make the fascinating journey from infancy into adulthood in this up-close-and-personal nature documentary.

The epic story of the life of a volcano, capable of both causing the extinction of all things and helping the evolution of species, over 60 million years.

A compilation episode of the wildlife documentary series presented by David Attenborough, uncovering the secrets of animals across the globe.

Cuba's enforced isolation has resulted in the unlikeliest of marine reserves: a huge, rambling archipelago known as Jardines de la Reina, or "Gardens of the Queen." Stretching around 140 miles along the southern coast of Cuba, it's one of the longest barrier reef systems in the world. Get an up-close look at Fidel Castro's diving playground, a forgotten ocean paradise unseen for half a century, and witness exotic species rarely seen elsewhere in the region. It's the lost jewel of the Caribbean, but how long can this pristine wilderness survive?

The few thousand kilometers that separate Patagonia from the South Pole are a fascinating and hypnotic journey for explorers. Some even speak of an addiction, 'the Antarctic bite'. March of the Penguins (2005) director Luc Jacquet has been experiencing it for 30 years. His new film is a visually-striking adventure, offering us images beyond words, an ultimate tribute to a vanishing continent.

One of the world’s greatest ancient enigmas, the Nazca lines are a dense network of criss-crossing lines, geometric shapes, and animal figures etched across 200 square miles of Peruvian desert. Who created them and why? Ever since they were discovered in the 1920s, scholars and enthusiasts have raised countless theories about their purpose. Now, archaeologists have discovered hundreds of long-hidden lines and figures as well as evidence of ancient rituals, offering new clues to the origins and motivations behind the giant desert symbols.

A new mother’s memories of her own youth prepare her to navigate motherhood in the increasingly challenging world that polar bears face today.

From Oscar-winning filmmakers Chai Vasarhelyi and Jimmy Chin, "Wild Life" follows conservationist Kris Tompkins on an epic, decades-spanning love story as wild as the landscapes she dedicated her life to protecting. After falling in love in mid-life, Kris and the outdoorsman and entrepreneur Doug Tompkins left behind the world of the massively successful outdoor brands they'd helped pioneer like Patagonia, The North Face, and Esprit, and turned their attention to a visionary effort to create National Parks throughout Chile and Argentina. "Wild Life" chronicles the highs and lows of their journey to effect the largest private land donation in history.

Previous attempts to find the giant squid have largely failed. Armed with state-of-the-art cameras and some new theories, a scientific team encounter some of the most unbelievable scenes nature has to offer and finally shine a light on this elusive creature.

Documentary following researchers as they try to take the first-ever picture of a black hole. They must travel the globe to build a revolutionary telescope that spans planet Earth.

The story of a little loggerhead turtle, as she follows in the path of her ancestors on one of the most extraordinary journeys in the natural world. Born on a beach in Florida, she rides the Gulf Stream up towards the Arctic and ultimately swims around the entire North Atlantic across to Africa and back to the beach where she was born. But the odds are stacked against her; just one in ten thousand turtles survive the journey.

In this documentary produced by the BBC, Sir David Attenborough leads us through an examination of the lives of two leopards living in Zambia’s Luangwa Valley.

Latest research shows the humpback whales’ song to be a weapon used in verbal exchanges between bulls fighting over females. These battles can sometimes turn physical, sometimes endangering mothers with vulnerable calves.

After the sunset, a man wonders between the edges of the highways gathering edible roadkill animals.

Our love affair with dolphins began with 'Flipper' and ended in a multi-million dollar industry of abuse. From the dazzling sea shows where dolphins are driven to suicide, to an annual dolphin slaughter in a small cove in Japan, 'Saving Flipper' reveals the nightmare behind the dolphin's indelible smile.

There is not more merciless and sly hunter, than greater white shark. She is legally considered one of the most dangerous and blood-thirsty predators of world fauna. Not many there is a lucky enough victims to survive after the attack of large white shark.

April 8, 2003: Karsten Heuer + Leanne Allison left the remote community of Old Crow,Yukon, to join the Porcupine Caribou Herd on their epic life journey. For 5 months the Canadians migrated on foot with the 123,000-member herd from wintering to calving grounds in Alaska's Arctic National Wildlife Refuge, and back again — 1500km across snow and tundra. They completed their journey on Sept. 8, 2003.

A remarkable film from the National Geographic's daring EXPLORER series, ICELAND RIVER CHALLENGE follows twelve modern-day pioneers on a treacherous expedition down a remote Icelandic river. Crash through waterfalls and glide through sparkling glacial tunnels on this breathtaking journey. Using kayaks, inflatable rafts, and ultralight aircraft, the adventurers journey through the beauty and isolation of this dangerous waterway. Come explore a river that has, until now, defied exploration; witness the heart-stopping power of nature in all its glory with ICELAND RIVER CHALLENGE.

Charlotte Uhlenbroek travels to Madagascar to follow the story of three mother ring-tailed lemurs struggling to survive one of the driest and hottest seasons in decades. One lemur has already lost her baby, the other two have a fight on their hands if their infants are to stand a chance, and matters are made even worse when neighbouring lemur tribes invade the mothers' territories.

From the scorching sand dunes of Namibia, to the tropical Tasmanian rainforest, to the bitter waters of the Baltic Sea, this film visits the most extraordinary ecosystems and the creatures that inhabit them. We also learn how human activity has forced species into extinction and reflect on the importance of preserving diverse environments. Discover how nature has developed new methods of survival over millions of years, and learn how modern society uses these solutions in our everyday lives, through manufacturing medicines, new technologies and designs. Whilst celebrating the wonders of our natural world, this film also shares an important message on the impact of human activity on our ecosystems, encouraging us to reflect on the importance of preserving diverse and rich environments