One of the world’s oldest national parks, Mount Rainier became ... one of the world’s most active volcanoes. The Sicily, Italy, volcano is almost constantly in a state of eruption.

Four types of volcanoes—shield, composite, cinder cone, and plug dome—can be found in Lassen Volcanic National Park, where they literally bubble and steam.

This story appears in the August 2018 issue of National Geographic magazine. Indonesia has 127 active volcanoes. Only the U.S. (168) and Russia (144) have more. Essential packing list: We landed ...

This story appears in the April 2011 issue of National Geographic magazine. When? This is the question that has brought two of the world's leading volcano scientists to the center of Africa ...

This story appears in the July 2012 issue of National Geographic magazine. The scene: a tent on Mount Erebus, an active volcano on Ross Island, Antarctica. The tent is a four-cornered tepee ...

But in its own way Liaoning is even more remarkable. Repeated volcanic eruptions created a layer cake of fossil beds spanning millions of years. So far, more than 60 species of plants, nearly 90 ...

The Ring of Fire is home to 75% of the world's volcanoes and 90% of its earthquakes. 2 min read The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that ...

Iceland has at least 25 active volcanoes and many hot springs and geysers. There are many advantages of geothermal energy. It can be extracted without burning a fossil fuel such as coal ...