New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Rraft through challenging whitewater rapids or hike along awe-inspiring cliffs with incredible views at this under-the-radar ...

The National Park Service opened a lottery for extended self-guided rafting trips along the Colorado River in Grand Canyon National Park this week, offering hundreds of spots for 2026.

Discover otherworldly dunes, desert canyons, lofty amusement parks, and a surprising number of waterfalls and hot springs in ...