Entrance, Malinta Tunnel complex #

Licensed under PD
The main east-west tunnel is 253 m (830 ft) long and 7.3 m (24 ft) wide, with 24 lateral tunnels, each about 49 m (160 ft) long and 4.6 m (15 ft) wide. A double track electric railway ran down the main tunnel.
General Douglas MACARTHURs headquarters and the offices of President Manuel L. QUEZON of the Philippines Commonwealth were located in laterals just inside this entrance.