Sunset Crater is a cinder cone located north of Flagstaff in the U.S. state of Arizona. The crater is within the Sunset Crater Volcano National Monument.
Sunset Crater is the youngest in a string of volcanoes (the San Francisco volcanic field) that is related to the nearby San Francisco Peaks.
This article uses material from the Wikipedia article “Sunset Crater“, which is released under the Creative Commons Attribution-Share-Alike License 3.0.