Wrangell-St. Elias National Park and Preserve is the largest national park in the United States. Here, you can camp on Root ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

The Metropolitan Water District recently took a group of visitors to see the 13-mile tunnel beneath Mt. San Jacinto that delivers water to Southern California.

Sandwiched between Reno and the California border, this town's fascinating past and extraordinary surroundings make it a ...

Fields of violet, yellow, white and blue continue to dominate the landscape along the trails that weave around the plateau ...

In the Bwindi Impenetrable Forest of Uganda, two young gorillas playfully taunt each other during a game of chase. The ...

As trails near Mount Rainier thaw this spring and summer, check out these waterfall hikes in the area (plus a miniature ...

The collection of gas stations, hotels, and corn dog pit stops that surround the Summit at Snoqualmie sometimes resembles a ...

Ski towns often have great whitewater too. Here are some of the best ski towns to visit during run-off season.

Dust-on-snow is a major threat to water in the Colorado River, yet no snowmelt forecasts integrate dust-accelerated melt. Using pioneering remote sensing techniques, new research is the first to ...

This Earth Day, we’re celebrating stories from the past year of UC research that illustrate the resilience of life on our ...