A picture of a 57mm anti-tank gun on the battlefieldA picture of a 57mm anti-tank gun on the battlefield
Submarine on the background of hilly snow-capped mountainsSubmarine on the background of hilly snow-capped mountains
The submarine surfaced from the bottom of the oceanThe submarine surfaced from the bottom of the ocean
Anti-aircraft self-propelled gun to cover ground troopsAnti-aircraft self-propelled gun to cover ground troops
Two anti-aircraft missile guns are aimed at each otherTwo anti-aircraft missile guns are aimed at each other