historical-photos-rare- Hitler inspecting the massive “Schwerer Gustav” railway gun from afar. It was the largest-calibre rifled weapon ever used in combat, and fired the heaviest shells of any artillery piece.
Daily Sanctuary - Hitler looking at the Gustav Railway gun. - The Schwerer Gustav was a massive railway artillery cannon that was developed to break the French’s Maginot line of defenses. It saw limited use in the war.