Rivers of Fire and Ice

In the face of his own threatening illness, the greatest protector of jaguars is battling time and adversity to save these endangered cats. Venture deep into the wilds of Brazil, Belize, and Panama with biologist Alan Rabinowitz as he pursues these elusive predators—and fights to protect even more jaguar habitat than he already has. Narrated by actress Glenn Close.

Trek into the hidden battlefields of northern Botswana where lions and spotted hyenas clash in overlapping territories. With never-before-seen footage, much of it filmed at night, you'll uncover an intense and vicious blood feud that has been waged for millennia. Follow the Southern Clan, led by a powerful hyena matriarch whose firstborn female cub kills her sister at birth to assure her succession as leader of the clan. Lurk in the shadows as a lioness from the Central Pride gives birth to three cubs and then encounters a deadly Egyptian cobra. You'll be stunned by breathtaking chase scenes as the hyena matriarch is brutally killed by a male lion, throwing the clan into chaos. Discover nature's savage conflicts in this ancient rivalry.

National Geographic embarks on a 250-mile adventure through unspoiled territory along the coast of British Columbia called the Great Bear Rain Forest. It is here that bear-hunting wolves take to the sea, grizzlies clash in titanic battles, and wild salmon are the pulsing lifeblood of an entire ecosystem. As this precious habitat faces an uncertain future, threatened by chainsaws and fish farms, a team of dedicated scientists is racing to prove that it must be protected. Forming a wilderness detective squad, these experts are searching for the rare white spirit bear and collecting clues that will decipher the secret life of the forest's elusive inhabitants.

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.

Ever since there’s only one male northern white rhino remaining on earth, armed bodyguards protect him, tourists are standing in line to make a selfie with him, journalists rush to Kenya to tell his story and scientists are determined to find ways to reproduce his species. What is so attractive about the threat of extinction? How does this reflect on us?

Cuba's enforced isolation has resulted in the unlikeliest of marine reserves: a huge, rambling archipelago known as Jardines de la Reina, or "Gardens of the Queen." Stretching around 140 miles along the southern coast of Cuba, it's one of the longest barrier reef systems in the world. Get an up-close look at Fidel Castro's diving playground, a forgotten ocean paradise unseen for half a century, and witness exotic species rarely seen elsewhere in the region. It's the lost jewel of the Caribbean, but how long can this pristine wilderness survive?

The equation of life on the Serengeti is simple: carnivores eat plants, herbivores eat carnivores. Africa: The Serengeti takes you on an extraordinary journey to view a spectacle few humans have ever witnessed. The Great Migration. Journey with more than two million wildebeests, zebras and antelopes in their annual 500 mile trek across the Serengeti plains

Explore the mysterious Amazon through the amazing IMAX experience. Amazon celebrates the beauty, vitality and wonder of the rapidly disappearing rain forest.

An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem. Scientists believe they've pinpointed a cause for the loss of many of the amphibians: the chytrid fungus, which flourishes in high altitudes. Unfortunately, they don't know how to combat it. Included: an isolated forest in Panama that has yet to be touched by the fungus, thus enabling frogs to live and thrive as they have for eons.

In 1940 twenty Canadian Beavers were brought to 'Tierra del Fuego' island in southern Patagonia for commercial fur production. However, beavers having no natural predators, quickly spread throughout the island, causing massive destruction of trees threatening the entire Patagonian forests rivers and species. Why wildlife conservationist are convinced that 150.000 beavers must be killed? Why some of the most recognized specialist are convinced that an eradication is not possible? Meanwhile truism is capitalizing on the situation: a man dressed as a beaver passes out flyers promoting a famous sky resort: 'Cerro Castor' - Beaver Hill. Hunters claim for subsidies, scientists are researching, rangers do what they can and restaurants tray to offer beaver meat to tourist.

An account of the victims of the Sierra Leone Civil War and depicts the most brutal period with the Revolutionary United Front (RUF) rebels capturing the capital city on January 1999.