Lockheed SR-71 Blackbird at Castle Air Museum in Atwater California. More information on the SR-71 is here: en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird. The SR-71 used Pratt & Whitney J58-1 engines. More information on the J58 is here: en.wikipedia.org/wiki/Pratt_%26_Whitney_J58. Here is a video on the SR-71. This is a segment of a longer video but it is interesting just the same: www.youtube.com/watch?v=a_-mCPA_Gk0. Here is an article by Lockheed Martin on the SR-71: www.lockheedmartin.com/us/100years/stories/blackbird.html.