China Aviation Museum is a major public aviation museum at Datangshan in Beijing’s Changping District, preserving a large national collection of aircraft and aviation artifacts across an outdoor park and exhibition halls. Beijing government visitor guidance covers free park admission, reservation requirements for the comprehensive exhibition hall and current cave-hall status; check the official listing for hours and access conditions before travel. Visitor location: Datangshan, Xiaotangshan Town, Changping District, Beijing, China.