Global Volcanism Program | Image GVP-03632
Isla Tortuga is 4-km-wide volcanic island located in the Gulf of California, 40 km off the coast of Baja California. The summit contains a 1-km-wide caldera and recent lava flows cover much of the flanks. This 1989 view is from the west.
Photo by Marjorie Summers, 1989 (Smithsonian Institution).
This image is made available under the Public Domain Dedication CC0 license, but proper attribution is appreciated.