It will be free to enter any U.S. National Park one day next week. To help spread the word about the free-entry day, NPS posted a funny video.

Two hikers in Glacier National Park came across a grizzly-bear family on the trail. Watch what happens here.

Yellowstone National Park announced an incident in which a teen became severely burned at a thermal area. Learn more.

A woman was enjoying a popular trail in Yosemite National Park when a large tree branch fell and crushed the hiker.

Two hikers in Zion National Park found themselves in a frightening situation thanks to a sudden rainstorm and flash flood.

On Sunday, a mountain lion attacked a 4-year-old child at Olympic National Park in Washington. Get the story here.

Colorado’s Black Canyon of the Gunnison National Park is ablaze thanks to a wildfire on each side of the canyon.

Officials at Yellowstone National Park made the difficult decision to “lethally remove” a black bear. Here’s why.

The ongoing Dragon Bravo Fire in northern Arizona leveled the historic and beloved Grand Canyon Lodge, which had stood since the 1920s.

A couple has finished visiting all of the U.S. national parks—in the same year they both turned 70 years old.