German super-heavy tank P 1000 Ratte. the project was not implemented. Reasons: high production costs, low efficiency in battle conditions, poor mobility due to the large mass, etc. ... The main armament of the tank was to be a box turret with 2-3 280 mm guns. Auxiliary weapons were two turrets of the Mouse tank, 3-6 anti-aircraft guns and one Kvk-37 gun in front of the corus.