Ancient ruins on the side of Grabrock volcano near Reykholt in Iceland.

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Photo credit: © ASHLEY COOPER/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ancient, antiquity, ash, carpet, carpeted, cinder, covered, covering, crater, dwelling, eruption, field, fissure, flow, geology, green, growth, history, iceland, lava, magma, rock, volcanic, volcanicitycone, volcanicitymoss, volcano, vulcanicity