The Grand Canyon is vast, covering 1,218,375 acres and 1,904 square miles across Arizona. Here's what to know.

Leaked comments show widespread backlash to National Park Service history edits.

An injured humpback whale with fresh gash was spotted in Alaska’s Glacier Bay National Park and rangers seek help to improve whale conservation, officials said.

Check out our week-long 3 Alaska National Parks Trip report including Denali National Park, Kenai Fjords National Park, and ...

In Glacier Bay National Park and Preserve, boats are prohibited from approaching within a quarter nautical mile of a humpback whale.

President Donald Trump signed an executive order on Thursday to increase entrance fees at U.S. national parks for visitors from other countries, even as his administration seeks to cut national ...

This stunning slice of Maine remained relatively unknown-until 19th-century artists spread its beauty far and wide.

Map of Olympic National Park area, showing travelers where the best hotels and attractions are located.

Map of Kruger National Park area, showing travelers where the best hotels and attractions are located.

The signage went up at National Parks sites nationwide per executive order, but Amache and Sand Creek descendants in Colorado want history to be preserved .

O’Neill Regional Park is approximately 4,500 acres nestled in the wooded Trabuco and Live Oak canyons, offering more than 23 ...

Now You Know: Rookey Bay – Natural backyard beauty is yours for the taking Exploring July and August happenings at the National Estuarine Research Reserve ...