Topsy: The Last American Camel

Charlotte Uhlenbroek travels to Madagascar to follow the story of three mother ring-tailed lemurs struggling to survive one of the driest and hottest...

The few thousand kilometers that separate Patagonia from the South Pole are a fascinating and hypnotic journey for explorers. Some even speak of an...

Every year, thousands of Antarctica's emperor penguins make an astonishing journey to breed their young. They walk, marching day and night in single...

This documentary is about microorganisms that live, compete, feed, and breed on the surface or in the depths of our bodies.

Isolated from the rest of the world since the time of the dinosaurs, New Zealand’s magnificent wildlife has been left to its own devices for 80...

Tasmania lies on the Australian continent, but is a world apart. It is home to an extraordinary cast of black devils and white wallabies. Trees here...

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...

An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem....

A dive inside a wild land where nature hides some of her greatest secrets: The Alps. Steep slopes, wind swept cutting edge rocks. An air desperately...

Two journalists traverse the Grand Canyon by foot, hoping this 750-mile walk will help them better understand one of America's most revered...

In the abyss of the ocean lies a world of mysteries and sunken treasures. But the laws governing the seas are not enough to end the debate over the...