Volcano
This article is about the geological feature. For other uses, see Volcano (disambiguation) and Volcanic (disambiguation). For a broader coverage of this topic, see Volcanism. Cleveland Volcano in the Aleutian Islands of Alaska photographed from the International Space Station, May 2006 Ash plumes reached a height of 19 kilometres (12 mi) during the climactic explosive eruption at Mount Pinatubo, Philippines in June 1991. A 2007 eruptive column at Mount Etna producing volcanic ash, pumice and lava bombs Ubinas Volcano Aerial view of the Barren Island, Andaman Islands, India, during an eruption in 1995. It is the only active volcano in South Asia. Mount Shasta Santa Ana Volcano, El Salvador. A close-up aerial view of the nested summit calderas and craters, along with the crater lake. A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. Earth's volcanoes occur bec...