The National Museum of the United States Air Force at Wright Field near Dayton is the U.S. Air Force's national public museum and one of the world's major military-aviation collections. Its galleries trace American air and space power through historic aircraft, missiles, spacecraft, uniforms, engines and presidential and experimental vehicles, with a dedicated Air Park, daily guided tours, education programmes, theatre and flight simulators. The official visitor pages publish free admission and parking, daily 09:00–17:00 access, closure only on Thanksgiving, Christmas Day and New Year's Day, and the 1100 Spaatz Street address at Wright-Patterson AFB.