detail of a 381mm vickers gun belonging to the old b-8 battery that has a tube of 17 meters and an effective range of 35 km,

detail 381 mm vickers gun belonging old b8 battery tube 17 meters effective range 35 km located mount san pedro coruaplusmn defense artillery no people military weapon war history conflict army protection memories nostalgia oldfashioned armed forces infantry pedestal violence machinery stationary aiming security metallic surveillance coastal heavy destruction fight target