BOISE, Idaho — Idaho Power has added more than 70,000 rainbow trout to popular fishing spots along the middle of the Snake ...

Let’s take a look at 10 trails that trace those forces—but remember, some of these magmatic marvels are merely napping. It’s ...

From Yosemite to Denali, trade summer crowds for a winter wonderland at these breathtaking U.S. national parks.

How to predict when Ruapehu might next erupt is an important, but difficult, question. A group of researchers thought: why not recreate the volcano in a lab?

You don't have to travel far to see some of the world's most stunning natural wonders. From shimmering turquoise lakes to ...

Sited near the deepest canyon in North America and a 2.4 million-acre national forest, this small city is a charming base ...