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Petroglyphs in Chaco Canyon
Petroglyphs, or perhaps grooves used for tool sharpening, carved by ancestral Pueblo peoples, along the Petroglyph Trail in Chaco Culture National Historical Park, New Mexico, USA
Author: Lee H. Rentz
© 2015 Lee H. Rentz, All Rights Reserved
Photo size: 1.5 Mpixels (4.29 MB uncompressed) - 1500x1000 pixels (5x3.3 in / 12.7x8.5 cm at 300 ppi)