Castle Air Museum is a nonprofit military-aviation heritage museum on 35 acres of the former Castle Air Force Base, with more than 80 historic aircraft from before World War II through the present day, including rare bombers and aviation artifacts. The operator’s current visitor information lists daily public hours of 09:00–16:00, with last admission to the aircraft exhibit area at 15:15; the museum is closed on Easter, Thanksgiving, Christmas Day, and New Year’s Day. General admission is $25 for adults ages 18–64, $20 for seniors 65+ and active or retired military personnel and veterans, $15 for children ages 6–17, and free for children under 6 with a paid adult. The Presidential VC-9 tour costs an additional $10 per person and is offered on Saturdays and Sundays from 10:00 to 14:30, weather permitting. Inclement weather can affect access, and group or school tours require advance arrangements. Visitor address: 5050 Santa Fe Drive, Atwater, California 95301, United States.