The ocean liner Leviathan was one of the largest and most popularly recognizable passenger ships on the Atlantic in the 1920s. Like all ocean liners, the ship was at once a complex and powerful ...

Weighing an estimated 1,000 tons—over ten times the weight of the already-gargantuan Tiger II tank—it was envisioned as a 155-foot-long and 46-foot-wide leviathan. The Ratte’s armament ...