Filmed by Emmy Award-winning cinematographer Al Giddings, this timeless program takes a stirring look at the largest, tallest, longest-living things on the planet: trees. Stunning location footage captures the variety and the grandeur of the Pacific Northwest, the Florida Everglades, the Shenandoah Valley, and the Great Sonoran Desert. Quotations from Sierra Club founder John Muir and others who revere nature are interwoven with information on topics ranging from the function of forest ecosystems, to the effects of deforestation, to the integration of parks into urban landscapes.
The lives of Ruth, Philipp, and Anja are directly linked to coal. And so they are also directly affe...

The Tasmanian Tiger twists and turns depending on how it's seen. Sheep-killing beast or tragic victi...

Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen sum...

Every year, thousands of Antarctica's emperor penguins make an astonishing journey to breed their yo...

Following in the footsteps of Charles Darwin, Heinz Sielmann traveled to the bizarre volcanic island...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwi...

The American Southwest is a feature length blue chip natural history film narrated by indigenous env...

The highest mountain range in the world, the Himalayan range is far reaching, spanning thousands of ...

Lost Worlds looks at untouched aspects of nature in parts of the world where humans rarely tread. Fr...

An underwater exploration beneath kelp forests in the Pacific Ocean off the coast of Southern Califo...

Mountain Gorilla takes us to a remote range of volcanic mountains in Africa, described by those who ...

Ewan McGregor narrates a captivating portrait of wild Shetland and traces the course of a breeding s...

Interview with a scientist from the Concordia research base, in the middle of an ice desert.

Although first glance reveals little more than stones and sand, the desert is alive. Witness moving ...

William Shatner sits down with scientists, innovators and celebrities to discuss how the optimism of...

Crazy cat lady or world-class musician? You decide. Dorian Rence smashes our notions of what matters...