Discover the terrifying secrets and epic legends hidden within Germany's greatest castles. This documentary unearths a millennium of history, from Neuschwanstein, the fairytale fortress built by the mysterious "Mad King" Ludwig II, to the gruesome experiments of the real-life Frankenstein alchemist at Castle Frankenstein. We also reveal the impregnable design of the World's Longest Castle, the truth behind an Archbishop devoured by mice in the Mouse Tower, and the astonishing WWII escape tunnels of Colditz Castle. Explore these stone giants and the enduring tales of kings, witches, war, and human ingenuity they conceal. You can now become a History Hit member right here on YouTube! Join for access to a new exclusive documentary every week, and access to over 160+ of our documentaries presented by world renowned historians like Dan Snow, Eleanor Janega, Tristan Hughes, Mary Beard, Matt Lewis and more. Get an exclusive release every week by signing up here: https://bit.ly/4pyExyn Subscribe to Parable for more Religious History documentaries! This channel is part of the History Hit Network. Any queries, please contact us at: [email protected] #Parable #ReligiousHistoryDocumentary