Adolf Hitler (center), Albert Speer (left) and other dignitaries arrived at the site at Rugenwalde (now Darłowo, Poland), where they were presented the 800 mm super heavy rail gun Dora and the prototype of the SAU SD.
PzKpfw VIII Maus (Mouse) - super-heavy tank completed in late It is the heaviest fully enclosed armoured fighting vehicle ever built. Only two hulls and one turret were completed before the testing grounds were captured by the advancing Soviet forces.
super heavy tank (also called 105 mm Gun Motor Carriage - prototype of heavily armored tank destroyer designed for the United States Army during World War II. It was originally designed to break through German defenses at the Siegfried Line
The was designed for the United States Army during World War II as a counter to the German heavy tanks. It was also set to be used for attacking the heavy defences expected of the German Siegfried Line.