‘SWORDFISH’ SUBMARINE INSIDE WW2 GERMAN U-BOAT BASE Take a look at the amazing ‘Espadon’ submarine inside the massive WW2 German U-Boat bunker site at Saint-Nazaire. Located in the Pays de la Loire region, this is one of the largest concrete constructions built outside of Germany during WW2. This megastructure has an incredible history, including being the location of what has been described as the ‘Greatest Raid of All’ where 600 British commandos attacked the bunkers and caused mayhem to the d