O’hara’s Battery Gibraltar
Refers to the gun battery at the highest point on the southerly tip of the Rock of Gibraltar. Named after Sir Charles O’hara, former governor of Gibraltar and the general who surrendered to George Washington at the end of the American war of indepence.
1400 feet above sea level (426 meters) sits a huge 9.2 inch coastal defence gun weighing in at 205 tonnes and over 100 years old, capable of firing a shell all the way to North Africa, a total of 29,000 yards.
Pretty impressive stuff.