Season 12

01 Murder in Martinique Episode 123rd October 2023 Exploring Chateau Aubery on the island of Martinique, where a criminal kingpin wiped out the opposition. 02 Italian Turf War Episode 230th October 2023 Exploring Castel Volturno in Campana in Italy, Colorado and HMP Shepton Mallet in Somerset. 03 The Montauk Conspiracy Episode 36th November 2023 Exploring Camp Hero in Long Island, and a salt mine in Poland. 04 Propaganda Palace Episode 413th November 2023 Exploring the Apollo Movie Theatre in Tbilisi, Georgia, an ornate shrine to Soviet propaganda. 05 The Rediscovery of Archaeopolis Episode 520th November 2023 Exploring a country estate in Ireland where family divisions reflected a national struggle and was caught in the crossfire. 06 Hell Island Episode 627th November 2023 Exploring Anchieta, a tropical island complex in Brazil and the scene of a dramatic uprising. 07 Myth & Legend Episode 74th December 2023 Exploring the ruined site of Troy, that helped decode one of the world's most enduring mysteries. 08 Korea's Joan of Arc Episode 811th December 2023 Exploring Seodaemun Prison, a facility in Seoul that helped spawn a legend known as South Korea's Joan of Arc.