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Sunset Crater is the youngest cinder cone of the San Francisco Volcanic Field in Northern Arizona.

2015 (approx.)

Detailed Description

Eruptions between 1064 and 1067 AD produced three lava flows that covered 8 km2 (3 mi2) and a field of scoria and spatter that covers 2300 km2 (890 mi2). Archeological evidence shows that there were communities of people living in the area who were impacted by the eruption.


Public Domain.