Featuring breathtaking imagery and thought-provoking narration, this film takes viewers to the summits of some of the world's most amazing mountains.
This captivating DisneyNature documentary follows two mother brown bears as they raise cubs amid the splendor of the Alaskan wilderness.
Divers, scientists and photographers around the world mount an epic underwater campaign to document the disappearance of coral reefs.
This documentary follows oceanographer Sylvia Earle's campaign to save the world's oceans from threats such as overfishing and toxic waste.
Environmental photographer James Balog deploys time-lapse cameras to capture a multiyear record of the world's changing glaciers.
With stunning views of eruptions and lava flows, Werner Herzog captures the raw power of volcanoes and their ties to indigenous spiritual practices.
The Oscar-nominated true story of the rangers risking their lives to save Africa's most precious national park and its endangered gorillas.