Z1fots095. This picture is shot from near the west entrance to the Malinta Hill Tunnel on Corregidor Island but it also shows the place where the Fort Mills Saluting Battery was and after the war it served as the place for the flagpole for the new Corregidor U.S. Command.
This picture is from fots2 aka John Moffitt and he posted it at this thread: http://corregidor.proboards.com/thread/2188/corregidor-railway-trolley-tram-system