This episode visits Briarcliff Mansion, GA, USA: Nazi GoldTunnels (Ksi?? Castle), Poland; Grand Sofar Hotel, Lebanon;and Mount Shannon House, Ireland.Near the Polish city ofWa?brzych, a fairy-tale castle perched on a cliff top concealsa vast subterranean tunnel network linked to an enduring legendof lost Nazi gold. In the American city of Atlanta is amillionaire's mansion, built from the riches of a world-famousbusiness empire, that became entangled in a web ofcontroversy. In Ireland, a country estate that was embroiledin a violent struggle for freedom. And a hedonist paradise inLebanon that would find itself caught in the crossfire of anation tearing itself apart.