If you're looking for the ultimate outdoor photo spot, Utah has vibrant purple mountains - and they're near the state's mini" Grand Canyon too!

Federal judge dismisses Arizona GOP lawsuit challenging Biden's designation of Baaj Nwaavjo I'tah Kukveni National Monument ...

The proposed Tusayan development would build a giant mega-resort that threatens groundwater just outside Grand Canyon ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Scientists say America is no longer the only place with a Grand Canyon as NASA spots two enormous chasms carved into the ...

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

Arizona's magnificent Grand Canyon is painstaking result of the Colorado River's current wearing away the planet's surface ...

New research indicates that these canyons, in an area called the Schrödinger impact basin on the side of the moon perpetually ...

New research reveals that two massive lunar canyons, deeper than the Grand Canyon, were formed in under 10 minutes by intense ...

The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...