which now carry famous names like Devils Tower in Wyoming and Devils Postpile in eastern California. Both are pictured below. Is Mount Calavera also the kind of volcano that can erupt again?
Yellowstone National Park has a new thermal vent spewing steam in the air that could be visible to tourists once visitors ...
Scientists are on high alert after threat levels rose for three US volcanoes Thursday, suggesting eruptions may be imminent. The US Geological Survey (USGS) placed Alaska's Great Sitkin on 'Watch ...
Not all mountains in the Yellowstone region are volcanic in origin. The Wind River Range, southeast of Yellowstone National Park, is an excellent example of an ancient pile of rocks ...