National Parks Exploration Series: The Black Hills and The Badlands - Gateway to the West

Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen summers in a National Park in Alaska were like in one man's attempt to protect the grizzly bears. The film is full of unique images and a look into the spirit of a man who sacrificed himself for nature.

After traveling the globe to highlight low-tech, Corentin de Chatelperron has set himself a new challenge: to live independently, alone for four months, on a bamboo raft floating in Phang Nga Bay, Thailand. On his 70 square meter platform, the engineer, passionate about ecology and system D, puts into practice what he has learned in order to feed himself and produce his own energy.

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?

A brand new look at one of America's favorite national parks. Jack Perkins, former NBC News correspondent and host of A&E's Biography Series, lends his powerful narrative to this hour long tribute to the people who created Acadia National Park and to those who keep and preserve it.

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 million years, with surprising consequences. This series reveals New Zealand’s rich and intriguing wildlife stories, from the bustling communities of penguins hiding away in giant daisy forests to the kakapo – Earth’s only species of flightless nocturnal parrots. New Zealand was also the last place to be discovered and settled by people who brought with them new animals, like merino sheep and new predators like the stoat. Finally the series meets the pioneering conservation heroes who are fighting to save some of its most endangered species.

Explores the elemental phenomenon of sound and its power to bend time, cross borders, and profoundly shape our perception of the world around us.

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

In the Bible, God destroys the sinful cities of Sodom and Gomorrah and sides with Joshua to conquer another misbehaving city: Jericho. Are these stories true or simply moral fables? Archaeological and geological evidence holds the answer.

A documentary about a unique type of forest, the "dehesa" of the Iberian Peninsula, a world in which to discover unique sensations.

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