Battleship USS Wisconsin fires a round from one of the Mark 7 16-inch-50-caliber guns. StocktrekImages
Ancient stone ruin with stone wall, turret and church on rocky grassy hillside with blue sky and clouds; Cashel, County Tipperary, Ireland PacificStock
Old stone walled fort with turret on rocky shoreline along the sea with blue sky and clouds; Plevenon, Brittany, France PacificStock