Alien Facilities On Moon, Military Officer Interview, Video
Karl Wolfe was in the Air Force for 4 and a half years beginning in January 1964. He had a top secret crypto clearance and worked with the tactical air command at Langley AFB in Virginia. While working at a NSA facility he was shown photographs taken by the Lunar Orbiter of the moon that showed detailed artificial structures. These photos were taken prior to the Apollo landing in 1969.