Yellowstone National Park's nearly 3,500 ... Likewise, you should stay a safe distance from animals at all times. The National Park Service suggests putting at least 100 yards between you and ...

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape contains a variety of geological wonders that are not easily seen elsewhere.

Glacier National Park and Yellowstone National Park both welcomed the second highest number of visitors on record last year, ...

from Yellowstone's geysers and springs to the Everglades' gator-filled swamps. Iconic outdoor destinations like Great Smoky Mountains National Park and the Grand Canyon are justifiably popular ...

A National Park Service ranger monitors a packed parking lot at Logan Pass in Glacier National Park. (Courtesy of the National Park Service) Glacier National Park and Yellowstone National Park ...