American Helicopter Museum & Education Center at Brandywine Regional Airport is a nonprofit museum preserving rotary-wing aviation history and educating visitors about helicopters and their missions. Its collection includes historic civilian and military helicopters, autogyros, convertiplanes, prototypes, engines, simulators and archival exhibits; many aircraft can be entered, subject to stanchions and staff guidance. The operator’s current visitor page lists public hours Thursday–Saturday 10:00–17:00 and Sunday noon–17:00, with last admission at 16:00; Monday–Wednesday are closed. Reservations are not required for general visits; group tours for 10 or more are by appointment Thursdays and Fridays. Admission is $15 for adults, $14 for seniors 60+ and students/children 2–12, $13 for veterans, and free for children under 2; parking is free. The museum is wheelchair accessible, permits service animals but not pets, and asks visitors to call ahead during inclement weather. Visitor address: 1220 American Boulevard, West Chester, Pennsylvania 19380, United States; phone: (610) 436-9600.