Series 7

01 Hollywood Heroes Episode 113th January 2021 Legendary film sets with surprising pasts and real locations that inspired Hollywood. Within these decaying structures are the echoes of history. 02 Stalin's Subway Episode 220th January 2021 In North Wales a secret facility which once manufactured mustard gas and enriched uranium lies in ruins. In Malta is a luxurious quarantine facility, that hides a dark secret. 03 Disaster At The Maya Hotel Episode 327th January 2021 Ruins of a vast industrial ghost town in the United States, a windswept Scottish island and the remains of a resort in Japan that watched a city burn. 04 Murder Underground Episode 43rd February 2021 An engineering masterpiece carved into the cliff-face, and a long-range beacon that transmitted one of the most infamous messages in American history. 05 El Dorado Canyon Episode 510th February 2021 An American desert canyon where fortunes were made and lives were lost, and an island fortress in Scotland with an Achilles heel. 06 The Mafia Bunker Episode 617th February 2021 An iron monster lost in the Alaskan tundra, a Crusader fort thrown into a modern conflict, and a prison built to house a mafia kingpin. 07 Ruins of the Rust Belt Episode 724th February 2021 A real-life concrete jungle in America's 'Rust Belt', and an industrial facility that brought energy to a remote corner of the world. 08 American Ghost Park Episode 83rd March 2021 A Middle Eastern region littered with ruins and a strange facility in Taiwan that struck fear into the hearts of those who knew its true purpose. 09 Fortress of the Sky Episode 910th March 2021 Eerie ruins hiding in the forested hills of Arkansas, USA, and a disintegrating gulag in Albania that housed enemies of the state. 10 Catastrophe and Cover Up Episode 1017th March 2021 A volcanic island just off Taiwan containing chilling ruins from its darkest era, and a miniature railway that lies forgotten in the woods of Arkansas. 11 Dead Sea Disaster Episode 1124th March 2021 A fairy-tale castle that staged one of the strangest stories of the Second World War and a haunting complex on an old American Frontier. 12 Global Icons Episode 1231st March 2021 Bizarrely-shaped huts in India, once home to global superstars, are now eerily quiet and neglected, and a shattered compound in Colombia linked to a criminal mastermind.