Cities of the Underworld

Season 4

As we descend beneath our modern day cities, we are met with ancient and hidden secrets. Journey with us back through history and rediscover cities of the underworld.
Where to Watch Season 4
8 Episodes
  • Mayan Apocalypse
    E1
    Mayan ApocalypseEpisode 1
  • America's Military Underground
    E2
    America's Military UndergroundEpisode 2
  • America's Unmapped Murder Tunnels
    E3
    America's Unmapped Murder TunnelsEpisode 3
  • America's Ancient Ancestors
    E4
    America's Ancient AncestorsEpisode 4
  • The Pirate Queen's Lair
    E5
    The Pirate Queen's LairEpisode 5
  • Templars and The Founding Fathers
    E6
    Templars and The Founding FathersEpisode 6
  • Secrets of the Ancient Metropolis
    E7
    Secrets of the Ancient MetropolisEpisode 7
  • The Lost Aztec Colony
    E8
    The Lost Aztec ColonyEpisode 8
Cast of Season 4
  • Don WildmanHost
 
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