It's time for a road trip! From Washington, D.C., to San Francisco, you can visit all the best national parks in the U.S.

Southern Utah’s Zion National Park attracts millions of visitors a year, and it is considered a top 10 National Park.

This article has been updated to correct the phone number for Keystone emergency services. Closing day at Keystone Resort ...

Closing day at Keystone Resort appeared to coincide with the end of the winter denning season for bears — as a black bear charged across a ski run Sunday, April 6. Brian O’Neal, a Greenwood ...

the slimmest section of Zion Canyon is known as The Narrows. It's one of the park's most popular hikes and starts tame with the one-mile Riverside Walk, a wheelchair-accessible hike. After that ...

A skier in Colorado had a close call this past weekend. A video taken Sunday by an employee at the Keystone Ski Resort in Keystone, Colorado, shows skier Brian O'Neal coming down the slopes at the ...

Closing day at Keystone Resort appeared to coincide with the end of the ... Technically, black bears — the only species of bears found in Colorado — don’t hibernate but go through a lighter ...

The Durango and Silverton Narrow Gauge Railroad takes travelers on a winding, adventurous path through beautiful Colorado ...

the slimmest section of Zion Canyon is known as The Narrows. It's one of the park's most popular hikes and starts tame with the one-mile Riverside Walk, a wheelchair-accessible hike. After that ...

University of Delaware entomologist Doug Tallamy's research has identified “keystone” plant species that make up the foundation of many U.S. ecosystems by producing food for native insects ...

(Bloomberg) — The Keystone Pipeline declared force majeure on scheduled oil shipments after a leak spilled an estimated 3,500 barrels of crude in a North Dakota field. Keystone warned customers that ...