Castle Air Museum is a military aviation museum located in Atwater, California, United States adjacent to Castle Airport, a former United States Air Force Strategic Air Command base which was closed in 1995, after the end of the Cold War. It is one of the largest aerospace museums displaying vintage aircraft in the western United States.History and informationThe museum opened in 1981, and currently displays over 60 restored World War II, Korean War, Cold War, and modern era aircraft. The outdoor museum covers 11acre, and among the exhibit highlights are a Lockheed SR-71 Blackbird (one of only 19 surviving), a Boeing B-52D Stratofortress, and the massive, ten-engined Convair RB-36H Peacemaker, one of only four surviving and the largest mass-produced piston aircraft in history. An indoor museum features artifacts, photographs, uniforms, war memorabilia, aircraft engines, and a restored B-52 Stratofortress flight deck. A crew of volunteers restores and maintains the aircraft on display. The museum also hosts a periodic Open House in which visitors can view the interiors of certain planes.