The newest documentary series from Fox Nation features actor Kevin Costner on a journey into some of the nation’s most beautiful national parks, as well as one former U.S. president’s mission to preserve the country’s frontier.

Theodore Roosevelt once said, “There is a delight in the hardy life of the open. There are no words that can tell the hidden spirit of the wilderness, that can

The actor hosts a three-part documentary on FOX Nation about Yosemite National Park and a legendary camping trip there in 1903, when naturalist John Muir lobbied the president to better protect the nation’s natural wonders.

Image via Shutterstock Kevin Costner is exploring the history of Yellowstone and Yosemite in his upcoming documentary Yellowstone to Yosemite. In the documentary, he'll explore how John Muir and Teddy Roosevelt played pivotal roles in the early formation of the park.