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

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!

The lunar canyons Vallis Schrödinger and Vallis Planck are extraordinarily deep, and scientists now know the valleys were ...

Olo Canyon is concealed inside the Grand Canyon. Its alluring landscape includes natural springs and rocks shaped like cathedral amphitheaters. “Dude, are you all right?” Pete murmurs ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

GRAND CANYON NATIONAL PARK, Ariz.— Tribes, conservation organizations and community groups today defended Baaj Nwaavjo I’tah ...

Grand Canyon National Park, established in 1919 ... Tribal nations led the movement to protect this landscape. It marks the first monument that will be managed in collaboration with Tribal nations, a ...

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

Grand Canyon Railway offers a year-round schedule from the historic depot in Williams, AZ, to the South Rim, plus Polar ...

As the train travels north from Williams, riders will see views of a high desert landscape. As the train moves closer to the Grand Canyon, the landscape transitions to prairies and then pine ...