VIProds; Prior to reading the book I too thought that the SR-71 would almost have certainly flown over the USSR, Russia and China during its service (..."flew the fist successful overflight of the USSR from Mildenhall."). However the author, on Page 86, states quite categorically that "....One of the biggest myths surrounding the SR-71 reconnaissance program is that the plane has overflown the USSR and China. In truth, neither the A-12 nor the SR-71 has ever overflown the landmass of the USSR or China. after Gary Powers was shot down on 1st May 1960 over Russia, no US President would authorize direct overflights of the two superpowers...."