Photos show the name carved over the now-faded drawings of bighorn sheep on the rock face, which is behind a ... according to a year etched into the rock. A petroglyph is a carving in the surface ...

Gutzon Borglum constantly complained that he had to use miners to carve his ... men would be fitted into leather harnesses designed by Borglum himself, and lowered down the face of the mountain ...

The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption released hot ash ...

Authorities are seeking the public's help in finding individuals who desecrated ancient, protected tribal rock carvings near ...