Tanks are the undisputed heavy hitters of the battlefield, designed to deliver devastating firepower and protection. But some ...

The Panzerkampfwagen VIII Maus was one such weapon. It was impractical and also huge — so huge it holds the record for the heaviest fully-enclosed tank ever built. The Maus weighed 180 metric tons.

The Panzerkampfwagen VIII Maus was one such weapon. It was impractical and also huge — so huge it holds the record for the heaviest fully-enclosed tank ever built. The Maus weighed 180 metric tons.