Führer Headquarters Anlage Mitte - Credit: Wikimedia Commons
The Führerhauptquartier Anlage Mitte, also known as Askania Mitte,* Richard Raiber: Guide to Hitler's Headquarters. , No.19, Special Edition, Battle of Britain International Ltd, 1977, London was a bunker planned as a Führer Headquarters for Adolf Hitler, who never used it. It was built during the Second World War near Tomaszów Mazowiecki in central Poland. Read more on Wikipedia
Source: en.wikipedia.org