Iwo Jima (JapaneseIo-jima, meaning "sulfur island") is a volcanic island in Japan, part of the Volcano Islands[?], approximately 650 miles (1046 km) south of Tokyo (24.78°N, 141.32°E). It has an approximate area of 8 square miles (21 km2). The most prominent feature of the island is Mount Suribachi[?], a dormant volcano which is thought to be extinct, and which is 546 feet (166m) in height.