This epic multi-day bike route sandwiched between Zion and Bryce Canyon National Parks offers the best of Utah's landscapes ...

Kate Kelleghan of Boulder and Laura Pineau from France set a new women’s speed record for climbing the Naked Edge in Eldorado ...

An analysis of data from 1999 through 2023 shows 93% of parks and wilderness areas saw improved air quality on clear days.

It's time for a road trip! From Washington, D.C., to San Francisco, you can visit all the best national parks in the U.S.

The EPA estimates that between 2007 and 2018 the rule has cut 500,000 tons of sulfur dioxide and 300,000 tons of nitrous ...

He directed the U.S. Department of the Interior and other agencies to review Smithsonian exhibits and national park service sites for what he believes are anti-American displays and sentiment.

Abseiling (rappelling) is the most exhilarating thing you can do- the heart-pounding activity involves descending a rock face ...