The National Aviation Museum of the Royal Thai Air Force is Thailand's principal military aviation museum, established in 1952 to preserve Royal Thai Air Force aircraft, communications equipment, uniforms, documents, and other aviation history. The public museum also offers a history library, exhibition galleries, flight simulators, aircraft paper-model and RC-aircraft activities, and accessible visitor services. The official visitor pages list free admission, Tuesday–Sunday opening from 09:00 to 15:30 (the homepage says gates close at 15:30 and hours can change), and closure on Mondays and public holidays.