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Watch Cities of the Underworld Season 2 Episode 4 Online

  • 7.4/10
  • Subtitles: English,Français

Dublin, Ireland is much more than a city full of pubs and pints. Pagan burial tombs, subterranean defense tunnels, and mysterious burial crypts line the underground below the rolling hills. Even an underground river runs through the heart of the city where you'd least expect to find it.