Some personal history about the Prat & Whitney J58 Engine (SR-71 power plant) from one of the Engineers that helped develop it. All of you Gearheads pay attention at about the 14:45 Time Stamp. The Air Zoo is a world-class, Smithsonian-affiliated aerospace and science museum, in Kalamazoo, Michigan, with over 100 air and space artifacts, inspiring interactive exhibits, full-motion flight simulators, indoor amusement park rides, a theater and over 100 education programs!.