Weighing 188 tons, the Maus was the heaviest tank ever built. Designed to crush anything in its path, it became an engineering marvel—and a battlefield ghost. Tina Smith's Face-To-Face With 'Shocked' ...

"Nazi engineers were known for their eccentric projects and lethal wonder weapons, some of which, had they been completed, could have changed the course of the war in Germany's favor. These projects ...