File:Petroglyphs Red Rock Canyon.jpg
Petroglyphs in Red Rock Canyon, Nevada, USA ;
Image from BLM website
This image is a work of a Bureau of Land Management* employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain in the United States. *or predecessor organization |
From : http://en.wikipedia.org/key/Image:Petroglyphs_Red_Rock_Canyon.jpg