Gated entrance of an abandoned adit near Medford, Oregon
Image is a work of a Bureau of Land Management* employee, taken or made during the course of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
2004
<a class="external free" href="https://en.wikipedia.org/wiki/File:Adit.jpeg">http://en.wikipedia.org/wiki/File:Adit.jpeg</a>