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Cities of the Underworld - Alcatraz Down Under: Sydney, Australia

Seizoen: 3 - Aflevering: 13 / 43 - Eerst uitgezonden: 09 februari 2009 - Episode ID: 398851

Underground Sydney is explored. Included: a 19th-century prison; caves that were once home to fugitive outlaws; gold mines. Also: a secret World War II storage place for chemical weapons is toured by those who once worked there.