The steep vegetated northwest wall of the 2-km-wide summit caldera of Fayal volcano rises about 400 m above the caldera floor. A small pyroclastic cone is visible at the lower right. It is thought that this caldera formed in stages, beginning with a large explosive eruption about 1,000 years ago.

Photo by Rick Wunderman, 1997 (Smithsonian Institution).

This image is made available under the Public Domain Dedication CC0 license, but proper attribution is appreciated.

Keywords: caldera

Fayal