Mount Drum, the westernmost volcano in the Wrangell
volcanic field. Mount Drum is 3,661 m (12,010 ft) high and
was active between approximately 700,000 and 240,000 years
ago. View is to the southeast. Photograph by D. Richter,
U.S. Geological Survey, 1989.
Image courtesy of AVO / U.S. Geological Survey.
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