The two new monuments -- the Chuckwalla and Sáttítla Highlands -- total nearly 850,000 acres, according to the administration.

A breathtaking image from the ISS shows Ksudach volcano with its vibrant landscape, shaped by volcanic forces, resulting in ...

An undersea volcano off the Oregon coast will likely erupt in 2025 and scientists can use the lessons learned from ...

Vast forests, desert land and even a volcano are among the landscapes included in what's now the largest corridor of ...

Vast forests, desert land and even a volcano are among the landscapes included in what is now the largest corridor of protected land in the United States. The Biden administration announced on Tuesday ...

Explore how Mount Everest, Chimborazo, and Mauna Kea challenge our perceptions of the world's highest mountains based on ...

Underwater eruptions may seem distant to folks on land, but they have global significance. The 2022 Hunga Tonga event, for ...

People riding 6-Chair at Breckenridge Ski Resort on Friday, Jan. 3, were treated to an up-close view of an avalanche that ...

After two weeks of dynamic eruptive activity, Kilauea Volcano is now quiet but vog from the summit crater remains. According ...

Apart from wearing hiking boots, "we weren't ready for the reality" of the trip, one of the women told Newsweek.

National-park reservations systems keep changing. Here's what to know this year—and how to be sure that you get them.