Seasons

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

The grasslands of Africa are a banquet spread for feline predators. Explore the hunting and nurturing habits of lions, leopards, and cheetahs of the...

This documentary examines the threatened habitats and the three great predators: the jaguar, the leopard and the cheetah, of the great South American...

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...

Ashitaka, a prince of the disappearing Emishi people, is cursed by a demonized boar god and must journey to the west to find a cure. Along the way,...

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...

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...

Wounded Civil War soldier John Dunbar tries to commit suicide—and becomes a hero instead. As a reward, he's assigned to his dream post, a...

Cast out by his pack, a young wolf has to face his destiny alone and try to survive in a world reigned over by Man. From the forests of Romania to...

See the world's first MRI scan of a great white shark as Ultimate Shark reveals the extreme engineering and predatory abilities of one of nature's...