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Secrets of the Underground
8/ 10
45 min
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Secrets of the Underground
Secrets of the Underground is een Amerikaanse documentaire van de zender Science Channel. De serie ging in première op 14 februari 2017.
Bioloog, filmmaker en tv-persoonlijkheid Rob Nelson onderzoekt de vreemdste ondergrondse locaties in de wereld.
Koop deze serieBioloog, filmmaker en tv-persoonlijkheid Rob Nelson onderzoekt de vreemdste ondergrondse locaties in de wereld.
Mystery of the Serpent Mound
Rob Nelson explores mysterious tunnels beneath Denver's airport and capitol building to investigate rumors of a secret organization operating below. In Ohio, he tries to uncover the ancient secrets of a mound shaped like a serpent.
Release date: 21 February 2017
Network: Science Channel
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