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Big Southern Butte is one of the largest rhyolite domes in the world. Along with its neighboring siblings, it stands in sharp contrast to the sea of...
Craters of the Moon: Idaho's last (and next?) volcanic eruption
Idaho is home to several young volcanoes, including the Craters of the Moon, Wapi, Kings Bowl, North and South Robbers, Cerro Grande, Hells Half Acre...