slenderman slot canyon, cowboy art, 1911, palo duro, photo

Cowboy Art from Slenderman Slot Canyon

Slenderman Slot Canyon

At the entrance of Slenderman Slot Canyon, this inscription reads “Harvey Jan, 1911. On the right, the letters “ost” appear, and possibly the “L” has been worn down by weathering over the last 100 years. Photo © copyright by Rob Greebon.