On the border between the USA and Canada, a large project unites very different actors: they want to enlarge a national park in order to save it. The Waterton-Glacier Peace Park is a unique natural region. Vast parts of the almost 5,000 square kilometers of the protected area untouched by humans.

It takes every viewer's breath away. Visible from afar, the Denali rises out of the Alaska Range at almost 6200 meters. The highest mountain in North America is the eponym for one of the most spectacular national parks in the world.

Yellowstone, the oldest National Park on earth: famous for its diverse wildlife and a massive magma chamber in the depths that characterizes its distinctive landscapes. For a year, a team traveled to the Rocky Mountains and accompanied rangers and adventurers in their incredible daily lives.