Location
Located on Corregidor Island in Manila Bay, Philippines. Runs down the center of the island, to the north of south dock.

Construction
The main tunnel spans 836' x 24', with chambers exending out off both sides. There were several entrances to the tunnel: North Entrance, East Entrance, Navy Tunnel, Bottom Side. The tunnel included fuel storage, quartermasters area, harbor defesnse.

Wartime History
This massive underground headquarters and supplies storage area for US Army Headquarters and USAFFE, including quarters for President Manuel Quezon and General Douglas MacArthur.

During the Japanese siege against Corregidor in 1942, American defenders found ammunition stored in the damp darkness of Malinta Tunnel was 30% defective.

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