The seven peaks of Semisopochnoi volcano as seen from Amchitka Island through a brief break in the fog. Semisopochnoi had a strong seismic swarm in June of 2014, but no eruption ensued.
Image courtesy of AVO / U.S. Geological Survey.
Please cite the photographer and the Alaska Volcano Observatory/U.S. Geological Survey when using this image. Full Resolution.