National Geographic special

Examines the threats to survival that whales still face despite the end of widespread hunting, describing the work to save them and presenting footage of whales around the world.

Looks at the conflict between two great predators of Northern Botswana, the lion and the spotted hyena.

Looks at the wildlife native to the area of coastal British Columbia called the Great Bear Rain Forest.

Wildlife Conservation Society biologist Alan Rabinowitz pursues the elusive jaguar, and races against time to create safe havens for these feared and respected predators.

National Geographic presents a portrait of one of America's most sacred places, Arlington Cemetery.

Looks at active volcanoes around the world, including Mount Pinatubo in the Philippines, and Japan's Mount Unzen, and introduces the scientists who investigate volcanoes.

Stanford University neurobiologist, Robert Sapolsky, has been advancing our understanding of stress - how it impacts our bodies and how our social standing can make us more or less susceptible. Research reveals that the impact of stress can be found deep within us, shrinking our brains, adding fat to our bellies, even unraveling our chromosomes. Yet understanding how stress works can help us figure out a ways to combat it and how to live a life free of the tyranny of this contemporary plague.

Documents one hundred years of exploration by the National Geographic Society.