DESCRIPTION 　　Did you know? In the quest for world domination, the Nazis built some of the biggest and deadliest pieces of military hardware and malevolent technology in history? 　　Creating huge terror machines, hi-tech superguns and some of the original weapons of mass destruction, their aim was to control a nation, conquer a continent and win the war! 　　Over six unforgettable episodes, Nazi Megastructures uncovers the hidden remains of Hitler’s most ambitious Megastructures, telling the stories of the engineering geniuses that designed them and revealing how these structures sparked a technological revolution that changed warfare forever. 　　EPISODE GUIDE 　　Nazi Megastructures: The Atlantic Wall 　　Discover the story behind the defensive wall, stretching thousands of kilometres, built by the Third Reich to protect themselves from the Allies. 　　Nazi Megastructures: U-Boat Base 　　To create a safe haven in port for their lethal U-boat submarines, the Nazis built massive, impenetrable submarine pens that still survive today. 　　Nazi Megastructures: V2 Rocket Bases 　　Discover how Nazi scientist Wernher von Braun heralded the birth of ballistic missiles and laid the technological foundations for the space race. 　　Nazi Megastructures: Super Tanks 　　The story of Nazi engineers tasked with fulfilling Hitler's megalomaniac demand for the construction of a land battleship weighing 1,000 tons. 　　Nazi Megastructures: Hitler's Jet Caves 　　Explore the story behind one of the most advanced aeroplanes of WWII, the Messerschmitt Me 262, and the subterranean bat-cave where it was built. 　　Nazi Megastructures: Fortress Berlin 　　April 1945. Safe in his heavily fortified FŸhrerbunker in the centre of Berlin, Hitler prepares for the Allies' final attack.