(GPS: N36° 36.145 W118° 07.080)
The above coordinates are close, but I just approximated them from Google Earth. I have probably taken readings here before, but cannot find the coordinates. The next time I go back I will update this. I have done something very close before nearby regarding a John Wayne location. Which means I am going to use one of the pictures I used there to make the connection. This one, used in tons of old westerns to Bad Day at Black Rock:





This video is primarily about the Hopalong Cassidy movie filmed nearby, but it has this site shown at the beginning:
Shootout at Thunder Mesa (Youtube Version)
Shootout at Thunder Mesa (Vimeo Version)