Do you know? In order to seek world hegemony, during World War II, the Nazis built the largest military fortification base in the world at that time, developed the most vicious science and technology at that time, and created huge terrorist weapons, high-tech and some weapons of mass destruction. It turned out that their aim was to control other countries, conquer the mainland and win the war! The Nazi Great Engineering Tour revealed hidden Hitler's ambitions, and the designs and stories of engineering geniuses, revealing that these technologies led to a technological revolution that changed the war. Part 1: the Great Wall of the Atlantic, also known as the Atlantic Barrier or Atlantic Iron Wall, was a military facility used by European Nazi Germany to defend the western front during World War II. The line stretches 2700 kilometers from Norway along the coast to the border between France and Spain. It was mainly used to prevent allied forces from landing on the European continent, built by Todt, Fritz Todt and Albert Speer, and later strengthened by Rommel. Hitler and Goebbels, the minister of propaganda, once strongly advocated that the line of defense would not fall. This huge project used the manpower and material resources of the entire third imperial country and was highly examined on June 6, 1944. Part 2:...