Advertisement

8th Annual Smithsonian Magazine Photo Contest Travel
A brass survey cap benchmark, along the South Rim trail of the Grand Canyon dated 1936.

A brass survey cap benchmark, along the South Rim trail of the Grand Canyon dated 1936.

Photo Detail
Date Taken: 05.2010
Date Uploaded: 07.2010
Photo Location: Grand Canyon, Arizona, United States of America
Camera: NIKON D100
Copyright: © David Connell