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
Stone castle with turret, manicured grass, gardens, fountain, blue sky and clouds; County Clare, Ireland PacificStock
Littoral combat ship USS Freedom transits the Caribbean Sea during its maiden deployment. StocktrekImages
Watercolour painting of Beautiful medieval castle and moat at sunrise with mist over moat and sunlight behind castle Matthew Gibson