US Army Corps of Engineers
Albuquerque District Website

2011 Photo Drive
JOHN MARTIN RESERVOIR & DAM, Colo., -- Vandalism in the form of bullet holes shot into an Archaic Period [6,000 B.C. – A.D. 100] petroglyph panel. The photo was taken during an archaeological-guided tour given by the photographer, Gregory Everhart, March 24, 2011.

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Photo by: Gregory Everhart |  VIRIN: 110324-A-CE999-024.JPG