designed in the end of the 1950's built in the early 1960's and still are about the most high tech, and extreme condition aircraft ever made.. the A-12 Roadrunner Squadron

Storm Bringer sent me the photo from the website http://lavisionrealdelmundo.blogspot.com/2012/05/area-51-dreamland-det-3-afftc-lo-que.html#!  which gives the history of Area 51, and Groom Lake, and of course, the special aircraft that were stationed there