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Cities of the Underworld
2007 • 4 seasons • 43m • Documentary
Don Wildman travels to the farthest and deepest reaches of the globe, using cutting-edge technology to explore mysteries buried deep underground.
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Seasons (4)
Specials
Season 1
Season 2
Season 3
Season 4
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4
seasons
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48
episodes
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Episode run time
43 minutes
Next episode
N/A
Premiere
Mar 2 2007
Last aired
Oct 26 2021
Status
Ended
Genres
Documentary