Panzer VIII Maus
Panzerkampfwagen VIII Maus ("Mouse") was a German World War II super-heavy tank completed in late 1944. It is the heaviest fully enclosed armoured fighting vehicle ever built. Five were ordered, but only two hulls and one turret were completed before the testing grounds were captured by advancing Soviet military forces.
Temple tank
Haridra Nadhi is the largest temple tank in India, maybe in the world. It is in Mannargudi, Thiruvarur District of Tamil Nadu. It is the temple tank of one of the largest Hindu temples, the Rajagopalaswamy Temple, Mannargudi.