Volcanologist Maurice Krafft, wearing heat-resistant headgear, measures the temperature of a sulfur-encrusted fumarole in the Kawah Mas ("Golden Crater") thermal area on Papandayan volcano.

Copyrighted photo by Katia and Maurice Krafft, 1971.

Copyrighted image used with permission. All Rights Reserved. Contact photographer for any usage requests.

Papandayan