(Desert Scene MCAS) at the Marine Corp Air Station in Yuma, Yuma County, AZ. Avenue 3 E S. 0.65 miles from jct with Bus.I8 (32nd St.), W. through gate onto base on Oneill St. 0.25 miles tower on the N. side of the road. (N32 39.617 W114 35.118) Photos by Bob & Dorothy Dunham 2-2-10.