Global Volcanism Program | Image GVP-01073
Gunung Bisma (center), seen here from the east, is a larger cone of the Dieng Volcanic Complex. It contains a valley that opens to the SE. The cone to the right of Bisma that contains erosional valleys radiating from the summit is Gunung Seroja.
Photo by Sumarma Hamidi, 1973 (Volcanological Survey of Indonesia).