1116-39556 - Mt. Griggs rises over the ash- and pumice-covered Valley of Ten Thousand Smokes in Katmai National Park. The ash-covered Knife Creek Glaciers can be seen coming out of the valley at right; Alaska, United States of America
1116-39558 - Mt. Griggs rises above the ash- and pumice-covered Valley of Ten Thousand Smokes in Katmai National Park; Alaska, United States of America
29-1828 - Griggs volcano overlooks Valley of Ten Thousand Smokes filled by ash in 1912 eruption of Katmai, Katmai Volcano National Park, Alaska, USA, North America