Lockheed SR-71 Blackbird Fuselage at Imperial War Museum, Duxford | Sunday, April 30, 2017

5:21 PM

The #Blackbird. Titanium bought from the USSR on various innocuous pretexts was used to make this. You can reach up and touch the fuselage and it’s a miracle of engineering. Leading edges thin enough to slice bread. #plane #lockheed #sr71 #mach3