Mount Adams is a 12,000-foot-tall stratovolcano located in south-central Washington, ... But these nine quakes were far too small to trigger an eruption. Mount Adams formed roughly 520,000 years ago.

At 12,277 feet (3,742 meters) high and 18 miles (29 kilometers) wide, Mount Adams is the largest active volcano in Washington, surpassing Mount Rainier — the state's highest peak — by volume.

Tourists were seen fleeing Mount Etna in Italy after the volcano’s latest eruption during a national holiday. Italy’s National Institute of Geophysics and Volcanology announced in a statement that the ...

Mount Etna, the volcano that towers over eastern Sicily, has again captivated the world with a spectacular show, spewing smoke and high into the sky. But the defining event of Monday's eruption ...