National Geographic : 1940 Sep
Photograph byPublishers' P.S. Even in Peacetime, British Subjects Only May Visit the Gun Galleries Honeycombed with passages hewn from the rock, Gibraltar bristles with long-range rifles and mortars. Huge caves and shafts store food and shells. Guns of many types command not only the Strait.but adjacent Africa and Spain. This relic is an old muzzle-loader no longerinservice. The donkeys carry supplies togunners at their posts more than a thousand feet above the sea.