The skywalk is open year-round from 8 a.m. to 6 p.m. with last tickets sold at 5 p.m. If you don't want to venture here on your own, keep in mind that many of the best Grand Canyon helicopter ...

Resident and migratory herds of California Bighorn Sheep are a principal interest in Churn Creek Protected Area ...

Looking for some bucket-list travel ideas? You can't go wrong with these natural wonders—though you might not believe your ...

Gusty winds during Thursday's storm downed trees and power lines in spots. A possible weak tornado pummeled an Oxnard mobile home park, minor flooding was reported in the Thousand Oaks area, and rocks ...

From the highest peaks to the deepest chasms, the 7 natural wonders of the world will make you want to lace up your exploring ...

Random thoughts from a CalFire tour through the forbidden zone On Saturday, Jan. 25, I took a three-hour tour with Brent ...

From majestic peaks and dramatic canyons to amazing cityscapes, these helicopter tour operators represent the best of ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

The daredevil skydiver believes his stunt will revolutionize and offer a safer alternative to wingsuit flying.

Wayne Martin Belger set out to make indelible photos of a mystical site on the Navajo Nation. First he needed to relearn how to walk ...

All of the "major" pieces of wreckage from the collision between a Black Hawk helicopter and American Airlines Flight 5342 have been cleared from the Potomac River, officials said. The recovered ...

Hikers in New Zealand risk polluting the “clearest lake in the world” with a microscopic alga carried on their boots.