Great Falls is one of many magical places in Searles Valley. I wish I had visited it more often but unlike Indian Joes it was too far to walk to and the road was so sandy getting stuck in the sand was almost certain. And being able to find drinkable water there was much more uncertain.
You can lean more about this wonderful location by clicking on this link: Summitpost.org
I recently aquired some vintage pictures of the falls area that you cab see here: GREAT FALLS