Global Volcanism Program | Image GVP-09521
Two coalescing volcanoes form the 9-km-long island of Anatahan in the central Mariana Islands. The rim of a 2.5 x 5 km E-W-trending summit depression consisting of overlapping summit calderas forms the low point at the center of the island.
Photo by Dick Moore, 1990 (U.S. Geological Survey).
Keywords: island volcano