Yes the MDRS is in the area of Tank Wash but the 2 pictures that I published on this thread were taken in the nearby Lith Canyon (beginning at the very end of the dirt road) where the Martians usually do a walk in their space suit (as you can see if you googlize "lith canyon" and look at the...
Lith Canyon is just a few miles from the Mars Desert Research Society at the dead end of a dirt road. It is where the people leaving there for a few weeks do their training walks in their space suit. At the entrance of this canyon there is also a wellknown dinosaur quarry. There are colorful...
This is not Fossil Point, Butterfly Bend nor Horse Bend.
To give a clue, here is a picture taken near the end of this little canyon where it reaches a welknown creek :
Scott, the Kachinas on the left of your picture were helpful.
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Can you name this canyon ?