Spiny buckhorn cholla appears to be protecting petroglyphs near Lone Grapevine Spring, one of t …

Spiny buckhorn cholla appears to be protecting petroglyphs near Lone Grapevine Spring, one of t ...

Spiny buckhorn cholla appears to be protecting petroglyphs near Lone Grapevine Spring, one of two springs within hiking distance from the Late Night Trailhead parking lot. (Natalie Burt)