Looking down into the giant 210ft diameter dish radio telescope at Parkes from the cabin at the 100ft high tripod. At this point 189ft above ground level.***** Parkes radio-telescope. This photograph was taken 189 feet above the ground in the cabin on top

Looking down into the giant 210ft diameter dish radio telescope at Parkes from the cabin at the 100ft high tripod. At this point 189ft above ground level.***** Parkes radio-telescope. This photograph was taken 189 feet above the ground in the cabin on top of the telescope's tripod. July 11, 1969. (Photo by George Lipman/Fairfax Media via Getty Images).