Abandoned EngineeringSeason 112023 · 8 episodesEpisodes1Rock 'N' Roll IslandExploring Air Studios, on the Island of Montserrat, that became a mecca for rock legends. Also Tskaltubo, in Georgia, built to host a fearsome dictator.2Penthouse PalaceExploring Haludovo Palace Hotel in Croatia, Wolf's Lair, a German military complex and Herouni Mirror Radio Telescope - a pioneering facility in Armenia.3Castle KingdomExploring a theme park in Buenos Aires built in a time of terror and dogged by controversy, and a jaw-dropping collection of castles in Turkey.4Fake News FortressExploring Dover Commando Fortress in South East England, where traces of a top-secret Commando raid are still visible.5The True CrossExploring Old Byron Hot Springs in the Californian desert - a once glittering Hollywood hotspot, converted into a top-secret interrogation centre.6WonderlandA symbol of national pride that became a symbol of excess in the Turkish capital of Ankara.7K-Pop DreamlandExploring Yongma Land - a South Korean dreamland given a second life from the most unlikely of places.8Blues PrisonExploring Old Joliet Prison, a battered facility near Chicago that descended into open war, but then hosted the Blues Brothers!Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 12Season 13Season 14Season 15