National Aviation Museum of the Royal Thai Air Force in Don Mueang, Bangkok, preserves Thai military aviation through historic aircraft, armament, communications equipment, uniforms, aviation documents, a history library and rare aircraft, including examples the operator identifies as unique survivors. Free walk-in visits are available Tuesday-Sunday 09:00-15:30; the museum is closed on Mondays and public holidays. Group visits with a lecturer run Tuesday-Friday in morning 09:00-11:00 and afternoon 13:30-15:30 slots and should be booked in advance with the Activity Department at 02 534 1764. Visitor services include ramps and wheelchairs, an elevator, AED service, lockers, food and beverages, toilets, a shop and parking. Bus routes 34, 39, 356, 522, 543 and 114 serve the museum, and the Royal Thai Air Force Museum BTS station is nearby. Aircraft and helicopter interiors are accessible only where the museum has explicitly opened them; do not cross barriers or touch exhibits. Visitor address: 171 Phahon Yothin Road, Sanam Bin, Don Mueang, Bangkok 10210, Thailand. Confirm current hours, closures, group bookings and special activities before travel.