Sulfur miners (left) extract sulfur from the crater walls of Kawah Ijen. Large baskets of sulfur are carried up to the crater rim and down its flanks. The sulfur factory is located at Jambu, on the SE flank above Banyuwangi.
Photo by Tom Casadevall, 1987 (U.S. Geological Survey).
This image is made available as a Public Domain Work, but proper attribution is appreciated.
Galleries: Volcanic Gases
Ijen