In this secluded paradise, mail still arrives by mule, turquoise cascades tumble into travertine pools, and time flows at the ...

Each of these waterfalls has left a lasting impression on those who've visited them, delivering doses of natural wonder ...

With endless opportunities for camping, hiking and the chance to see near-endangered animals, Oman is an explorer’s paradise ...

Monsoon rain falls over the Grand Canyon, helping to fight the Dragon Bravo Fire burning on the North Rim in this 15-minute time-lapse.

U.S. land managers have long known that they have a problem on their hands with overgrown forests and persistent drought.

A massive landslide would have dammed the Colorado River, forming a deep lake that has since dried up. A meteorite impact ...

Democratic Gov. Katie Hobbs on Saturday toured the destruction caused by a wildfire along the Grand Canyon’s North Rim, surveying what she described as devastating damage, Hobbs called for ...

New research links the impact at Meteor Crater to a Grand Canyon landslide that may have created an ancient lake 56,000 years ...

Cutting‑edge dating reveals driftwood high in Grand Canyon caves 55,250 years ago when a meteor’s shock wave blocked and ...

A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

Five schools will leave the Mountain West for the Pac-12 Conference next year — Boise State, Colorado State, Fresno State, ...