The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.

and Glacier Peak are four of the active volcanoes in Washington state. The fifth, located less than 70 miles from Seattle, is Mount Rainier. "It's totally at a state of background activity ...

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...

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

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

Majestic Mount Rainier is the highest peak in the Cascade Range and an active volcano with more glaciers than any other mountain in the United States. Just an hour's drive from Seattle, the park's ...

But it's hidden the day we're slated to go on Kenmore Air's Mount Rainier & Mount St. Helens Volcano Tour, meant to show off the iconic mountain. "Basically we'll take off out of Boeing Field ...

On the summit of Mount Rainier are, from left, Scott Axelson ... On Aug. 14 they started their 78-hour trip at 10 a.m. The group chose to climb the large, dormant volcano from Paradise (the highest ...