Kevin Costner is hosting a new documentary, Yellowstone to Yosemite, so here’s where to watch it and when it’s on.

High Sierra: A Journey on the John Muir Trail is a first-hand experience along the John Muir Trail, through the tallest mountain range in the contiguous United States. It follows a group of ...

and celebrated Scottish-American naturalist John Muir, two friends and notable conservationists who found themselves in complete opposition with one another in one of the earliest national ...

Muir's three-night camping trip with President Theodore Roosevelt in 1903 could be considered the most significant camping trip in conservation history. John Muir was one of the earliest advocates ...