Mysteries of the Abandoned

Haunting on Plague Island (4x9)

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A strange complex of buildings on a remote tropical island was once home to a large seaside community, but today, locals avoid the area and claim that it's haunted. Stories: 1) 1936 Olympic Village, Berlin, Germany; 2) Chacachacare Leper Colony, Trinidad and Tobago; 3) BOS 400, Hout Bay, South Africa; 4) Carnon Viaduct, Cornwall, UK