When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...

Costa Rica's Arenal Volcano National Park is a gorgeous nature destination.

Hawaii Volcanoes National Park Hikes will put you in the heart of this park's (Or Pele's) fiery past, present, and future! The park is rich in Hawaiian culture, features unique lava formations, ...

POPOCATÉPETL VOLCANO, Mexico — In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions ...