Une expédition en deux volets à la découverte d’une meute de loups qui subsiste dans l’une des régions les plus hostiles au monde, l’Arctique canadien.

The National Park Service has been active for over a century preserving and protecting over 400 units across America, from the wild and natural to the man-made and historic. Take a tour through iconic Yellowstone and the Grand Canyon and discover smaller, hidden treasures throughout the country as we explore the agency's evolution over the last century. Through rarely seen footage and stunning aerial views, we celebrate the sites and stories of the national landmarks that reflect our country's past, present, and future.

We follow a pack of wolves on Ellesmere Island, in Canada's far north, as they struggle to raise their pups in the brief arctic summer. Hidden in her den, the alpha female of the pack gives birth to a new generation. Time is of the essence: her pups need to grow quickly and they have much to learn if they are to survive the merciless winter ahead.

Äsende Elche im inneren Ural, geschmeidige Amur-Tiger am Pazifikstrand, kämpfende Riesenseeadler in Kamtschatka, Eisbären auf der Jagd in der Arktis oder munter tauchende Robben im Baikalsee. Die atemberaubende