Air Park Zruč is a private open-air aviation and military-technology collection in Zruč-Senec near Plzeň. Its more than 80 aircraft and vehicles include helicopters, tanks, armoured transports, artillery, replicas and the TU-154M used by Czech presidents. Visit Plzeň lists public seasonal hours: daily 10:00–18:00 in March–June and September–October, daily 10:00–20:00 in July–August, weekends 10:00–17:00 in November, and closure December–February.