A secret stretch of Colorado wilderness awaits, complete with red rock canyons, mountain views, and trails for hikers, bikers ...

On Earth Week -- and in fact, every week now -- trees in mountains across the western United States are dying, thanks to an infestation of bark beetles that reproduce in the trees' inner bark. In ...

This hike is easily accessed from the popular mountain resort town and provides a scenic and challenging day of hiking in the mountains to the stunning falls.

Even without rangers on duty, Rocky Mountain National Park isn't being neglected. Find out who's keeping it clean and orderly ...

One of the most spectacular canyons in the eastern U.S., Tallulah Gorge is 2 miles long and more than 600 feet deep. Rim trails lead to several overlooks. Hundreds of steep steps take visitors down ...