Rob Nelson explores mysterious tunnels beneath Denver’s airport, capitol building, and downtown to investigate rumors of a secret organization. Also, the ancient secrets of a giant mound shaped like a serpent are investigated.
Next airings
2 slots-
Friday, 23 Oct 23:40 – 00:30
S1E3 - Secrets of the Underground
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Saturday, 24 Oct 23:35 – 00:20
S1E2 - Secrets of the Underground
A free TV guide, open to everyone. These listings come from our programme-data providers and are not the Ontv Albania channel line-up.