Though once thought to be siphonophores — colonies of specialized zooids — the velella velella is now classified as a single ...

The United States is home to a whopping three million lakes. So chances are pretty high that you’re no more than a full tank ...

Just 12 miles north of San Francisco’s bustling streets, this ancient redwood sanctuary in Mill Valley feels like stepping ...

Muir Woods National Monument in Mill Valley isn’t just another pretty spot in California’s endless parade of natural wonders; ...

Stepping onto the natural waterslide at Slide Rock State Park, just outside Sedona, Arizona, I had to suppress a squeal. The ...

There's a valley hidden within the majestic Grand Canyon that can fill your day with zip-lining thrills and scenic views you ...

Time to Unwind: After a day of adventure, unwind in one of Yellowstone’s historic lodges. With nine lodges, four campgrounds, ...

Pope Francis emerged from his convalescence on Easter Sunday to bless people in St. Peter’s Square and treat them to a surprise popemobile romp through the square.

On a hard-to-find road off Highway 89-A, in the heart of Sedona, on the banks of Oak Creek, this is Sedona's—if not Arizona's—top boutique retreat, a contemporary showpiece that continues to ...

SWE: Represents the snow water equivalent found at selected SNOTEL sites in inches. Precip: Water year (Oct. 1 - Sept. 30) precipitation in inches.