Global Volcanism Program | Image GVP-00778
Kawah Ijen crater in the foreground is constructed on the flank of Gunung Merapi, the highest peak of the Ijen volcanic complex. Gunung Merapi, less known than the Merapi volcano of central Java, was constructed on the eastern rim of Ijen caldera.
Photo by Tom Casadevall, 1987 (U.S. Geological Survey).
This image is made available as a Public Domain Work, but proper attribution is appreciated.