Serengeti Symphony is a breathtaking look at the astounding landscape and exotic animals that make up the Serengeti National Park in Tanzania. The film accounts the daily lives and intricacies of animals such as giraffe, flamingos, leopards and cheetahs, each vivid scene flawlessly paired with a musical score written by Laurens van Rooyen. Serengeti Symphony brings the beauty of Africa to life like never before, with close up colourful images of the terrain and unimaginable glimpses of the wildlife, allowing the true character of the landscape, and the grace and spirit of every animal, to shine through.

A group of scientists are thinking outside the box for ways to reverse the effects of global warming. And who better to save the earth than National Geographic Channel's host of the World's Toughest Fixes, Sean Riley? He'll join these experts in the labs and in the field to see what wacky new technologies are being developed, like sending mirrors into space and reducing the greenhouse emissions chickens produce.

A baby pufferfish travels through a wondrous microworld full of fantastical creatures as he searches for a home on the Great Barrier Reef.

Every year, thousands of Antarctica's emperor penguins make an astonishing journey to breed their young. They walk, marching day and night in single file 70 miles into the darkest, driest and coldest continent on Earth. This amazing, true-life tale is touched with humour and alive with thrills. Breathtaking photography captures the transcendent beauty and staggering drama of devoted parent penguins who, in the fierce polar winter, take turns guarding their egg and trekking to the ocean in search of food. Predators hunt them, storms lash them. But the safety of their adorable chicks makes it all worthwhile. So follow the leader... to adventure!!

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.

In 2009 a team of British cavers went on an expedition deep within the jungle of central Vietnam. To their amazement they discovered an enormous cave which they believe to be the biggest in the world. The team, the first humans ever to enter the cave, traveled 6 kilometers underground until their way was blocked by a gigantic rock face they dubbed 'The Great Wall of Vietnam'. Now they have returned, but this time with the right equipment to climb the wall and with a geologist and zoologist to discover if this is indeed the Biggest Cave in the World and what secrets lie deep within?

ABC of the Serengeti takes us on a journey through the most famous park in Africa. It captivates the viewer with spectacular footage, breathtaking landscapes and rousing music. It's an intimate look at different life and ways of life in the Serengeti. Experience the quirks of the individual animals and their behavior in the herd as together they make up life in the Serengeti.

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems. Featuring ongoing dialogues of experts from all over the world, including former Soviet Prime Minister Mikhail Gorbachev, renowned scientist Stephen Hawking, former head of the CIA R. James Woolse

This documentary highlights the endangered existence of the Scottish wildcats, and the conservation efforts required to prevent their extinction.

Shark expert Neil Hammerschlag and a crew of researchers search for an elusive hammerhead shark.

We live on an ever-moving planet, and as landscapes are altered, wildlife must march to its rhythm. Driven by instinct, they follow the maps hardwired into their DNA. Some run, some fly, but most swim.

It is a powerful predator, one of the most elusive animals in Patagonia and rarely filmed. In the very South of Chile the Pumas' hunting grounds lie in the awe-inspiring Torres del Paine National Park, follow a mother Puma as she rears her cubs in the wild, teaching them to survive and thrive.

The untold story of South Africa's blackfoot Penguins.

The African penguin is the only penguin that lives on the African continent. It was known as the jackass penguin because of its donkey-like call. This film covers the life cycle of this incredible bird, fom mating to laying of eggs to hunting and the moulting cycle. Sadly, it also shows the stark reality of a bird on the road to extinction.

"Serengeti Stories: The Work of Hugo van Lawick" follows the famed wildlife filmmaker and includes clips of his masterpiece, "People of the Forest," about chimpanzees and their social relationships. Also: clips of "Wild Dogs of Africa" (1972), a heroic story of survival.

Presenter and comic Jacob Burley hosts Bear Hunt; a stand-up show in which he explores the existence and extinction of the brown bear in the British Isles. Britain, ten thousand years ago: a peninsula of Europe, a wilderness lost to time. Today, Jacob uses science, art, and storytelling in an attempt to bring this world to life, revealing ancient Britain as the land of the bear. Join him on a journey, both physical and psychological, to uncover Britain’s past, and why people don’t seem to find it as interesting as he does.