Crater Lake is one of the most incredible national parks in the United States, a collapsed volcano filled with water so blue it doesn’t seem real. I’ve been wanting to take the boat tour here for ...

From coast to coast and deep into the backcountry, these hiking routes span thousands of miles across mountains, deserts, and ...

Most of us visit national parks for the incredible scenery or the chance to spot wildlife in its natural habitat. We plan our ...

The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

A dinosaur was discovered beneath the parking lot at the monument’s most-visited attraction. It’s the first excavation in ...

“Yellowstone is a dynamic geologic system – the one constant is change.” So wrote Michael Poland, a geophysicist with the US ...