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Spaceships of an unknown civilization
Submarine in the Arctic Ocean
A submarine at sea parked in Ohio Pennsylvania
The aircraft carrier is sailing in the open sea
CVN-74 aircraft carrier at sea
Landing ship in the blue sea
Gun deck on an American ship
Demonstration of landing craft equipment
Battleship explodes top view
Aircraft carrier with planes on deck in the ocean
Cruiser at sea against the background of clouds
Gun deck of an American frigate
