Submarines sail on the sea against the background of sunsetSubmarines sail on the sea against the background of sunset
A large anti -submarine ship in the chermorsky fleetA large anti -submarine ship in the Chermorsky Fleet
Soviet anti-submarine helicopter created in the late 70sSoviet anti-submarine helicopter created in the late 70s
A soviet anti-submarine helicopter flies over a submarineA Soviet anti-submarine helicopter flies over a submarine