Global Volcanism Program | Image GVP-06312
Clouds rise above the summit of Pusukbukit (right), a post-caldera cone constructed just inside the western rim of Toba caldera. Lake Toba, which fills the caldera, is visible beyond the northern (left) flank of Pusukbukit.
Photo by Bill Rose, 1982 (Michigan Technological University).
This image is made available under the Creative Commons BY-NC-ND 4.0 license terms.