Iliamna rises across Kamishak Bay, 75 km N of Augustine Island. The features in the foreground are hummocks of a debris avalanche from the summit of Augustine in 1883 that reached the sea and extended the shoreline of the island by up to 2 km.

Photo by Lee Siebert, 1987 (Smithsonian Institution).

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

Galleries: Stratovolcanoes

Keywords: debris avalanche deposit | deposit | stratovolcano

Iliamna