Oliver Goetzl

Wolves: Power of the Pack

From the arctic tundra to the great planes, the kingdom of the wolf extends across the entire northern hemisphere. They are icons of the wilderness, spectacular creatures that live and die by the sword.

Monkeys of Bioko

Roughly 20 miles off the coast of west Africa, sits a volcanic relic now completely blanketed in equatorial rainforest: the island of Bioko. It's home to some very rare species, including the drill -- one of the most endangered primates in the world. Join us on a jungle expedition as we uncover the secret life of these reclusive primates and track down the seasonal migration of the goby -- a plucky fish battling its way upriver past strong currents, deadly predators, and even a 100-foot waterfall, to reach the spawning grounds of its youth.

Lost Kings of Bioko

Off the coast of Central Africa lies an isolated island, covered by primeval rainforest and surrounded by dark ocean waters, inhabited by a greater variety of species than nearly any other place on Earth this terra incognita is called BIOKO. The ruler of this realm is one of the world's least known primate species, the drill.

Lost Kings of Bioko

Off the coast of Central Africa lies an isolated island, covered by primeval rainforest and surrounded by dark ocean waters, inhabited by a greater variety of species than nearly any other place on Earth this terra incognita is called BIOKO. The ruler of this realm is one of the world's least known primate species, the drill.

White Wolves: Ghosts of the Arctic

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.

America's National Parks at 100

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.

Russia - In the Realm of Tigers, Bears and Volcanoes

A window into Russia, unknown to Western man, and even to many Russians. "Russia - the largest country in the world. In many of its parts, it remains unknown world full of wonders. Let the world and will continue for the generations that come after us".

Nature: Arctic Wolf Pack

At the very northern edge of North America is Ellesmere Island, where the unforgiving Arctic winds tear through the tundra, dipping temperatures to 40 below zero. Discover the White Wolf, one of the most hardened predators on the planet in the Ellesmere's unforgiving ice and snow. In a fight for survival, these roaming hunters must travel far from the den to feed their cubs putting them at risk.