What remains of a stone building at the old Epsom Salt mine near Wingate Pass. This mine worked from about 1924 to mid 1926. It is now part of the Death Valley National Park. A short outline of the history of the mine can be found here: http://www.frontiertrails.com/oldwest/esmpictures.htm . An overhead view of the mine area is here: http://terraserver.homeadvisor.msn.com/image.aspx?t=1&s=10&x=2528&y=19766&z=11&w=2