Deep within the Kofa N.W.R. is the abandoned Big Eye Mine. Seldom explored and in such a rugged location, numerous buildings and structures remain surprisingly well preserved.
History & more pics of the mine: http://azoffroad.net/big-eye-mine/4593411769
How to get here: http://azoffroad.net/big-eye-mine-trail/4593482845
More trails in the area (will be updated soon): http://azoffroad.net/yumaajo/4593402789