Examines remnants of earlier civilizations, such as catacombs and aqueducts, uncovered beneath some of the world's major cities.

Documentary. Title from container. Originally produced as episodes of the television series: Cities of the underworld.

disc 1.Scotland's sin city [Edinburgh]. Hitler's underground lair [Berlin]. Rome's hidden empire. Catacombs of death [Paris] -- disc 2. City of caves [Budapest]. New York. London's lost cities. Beneath Vesuvius [Naples] -- disc 3. Freemason underground [Boston and Philadelphia]. Dracula's underground [Bucharest]. Secret pagan underground [Cappadocia, Turkey] -- disc 4. Underground bootleggers [Cappadocia, Turkey]. Rome : the rise. DVD features: Istanbul (pilot episode) -- Bonus featurette containing additional scenes.