Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park. Find more at natgeo ...

Brush up on your knowledge of Yellowstone's geography with this interactive version of National Geographic's Trails Illustrated map Yellowstone National Park MapPlanning a Yellowstone trip?

America’s First National Park Yellowstone National Park holds the title of being America's first national park, and it was ...

The canyon is anywhere from 800 to 1,200 feet deep and features multiple ... Canyon of the Yellowstone is the primary attraction in the Canyon Village area and one of the park's most popular ...

This has created more than 10,000 hydrothermal features ... Geographic, creating a caldera that measures 43 miles by 28 miles ...

Home to more than 2.2 million acres, hundreds of geysers and waterfalls, as well as Yellowstone Lake – the largest high-altitude lake in North America – Yellowstone National Park is a bucket ...

Grand Prismatic Spring ascended from a beautiful backwater spot to the second most popular destination in Yellowstone ...