This spring is one of the very few places where water can be found in the Death Valley. It is surrounded by petroglyphs.
Wikipedia http://en.wikipedia.org/wiki/Places_of_interest_in_the_Death_Valley_area#Mesquite_Spring
Address Mesquite Rd, 92328, United States
Coordinates 36°57'50.705" N -117°22'5.39" E