NGC goes inside one of the greatest natural marvels on the planet - a giant crystal cave described as Superman's fortress, with magnificent crystals up to 36 feet long and weighing 55 tons. A team of experts venture into the cavern, enduring scorching-hot temperatures that could kill a human after just 15 minutes of exposure. They'll push the boundaries of physical limitation to explore a crevasse that could lead to another - and perhaps more spectacular - crystal cave.
A dramatized tale of how wolves recovered in Europe after almost going extinct.
For 5 years, Nicolas made videos and shows about the environment. He left Paris to settle in the Lan...
In 2009 a team of British cavers went on an expedition deep within the jungle of central Vietnam. To...
Explores the elemental phenomenon of sound and its power to bend time, cross borders, and profoundly...
In the Bible, God destroys the sinful cities of Sodom and Gomorrah and sides with Joshua to conquer ...
Isolated from the rest of the world since the time of the dinosaurs, New Zealand’s magnificent wildl...
Latest research shows the humpback whales’ song to be a weapon used in verbal exchanges between bull...
An Otter Study is a 1912 British short black-and-white silent documentary film, produced by Kineto, ...
A look at the state of the global environment including visionary and practical solutions for restor...
An in depth look at the undersea life of dolphins
Two journalists traverse the Grand Canyon by foot, hoping this 750-mile walk will help them better ...
Comedian, actor and national treasure, Billy Connolly, travels to the wilds of Arctic Canada to spen...
The Amazon is one of the wildest and least explored parts of the planet. Encompassing 6 countries an...
A dive inside a wild land where nature hides some of her greatest secrets: The Alps. Steep slopes, w...
Documentary series uncovering the secret lives of big cats, using the latest technology and scientif...