Alaska’s Republican U.S. senators have introduced legislation seeking to designate North America’s tallest peak as Denali ...

At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

The US National Radio Astronomy Observatory (NRAO) and the state of Bavaria will build a radio telescope on top of Germany’s highest mountain.

Trek through alpine peaks, underground caves, and historic battlefields in this under-the-radar adventure hot spot.