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Episode 1.Beneath Vesuvius: Naples
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Episode 2.Catacombs of Death: Paris
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Episode 3.City of Caves: Budapest
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Episode 4.Dracula's Underground: Bucharest
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Episode 5.Freemason's Underground: Boston & Philadelphia
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Episode 6.Hitler's Underground Lair: Berlin
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Episode 7.London's Lost Cities
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Episode 8.New York
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Episode 9.Rome's Hidden Empire
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Episode 10.Rome: The Rise
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Episode 11.Scotland's Sin City
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Episode 12.Secret Pagan Underground: Cappadocia
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Episode 13.Underground Bootleggers: Portland
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Episode 14.