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Secret Passages

Secret Passages

Join our voyeuristic voyage into a veiled world of adventure, mystery, and danger as we investigate secret passages, concealed rooms and stairways, volcanic catacombs, underground labyrinths, speakeasies, gangster hideaways, and underground cities. Each episode takes viewers on a fascinating trip inside a world never meant to be seen by the general public as we explore hidden places of historical significance.

Shanghai Tunnels
From the 1850's to the 1920's, the dark underworld of Portland, Oregon was infamous for the Shanghai: drugging unsuspecting visitors and then forcing them aboard a merchant ship bound for the open seas.
Upcoming Airings:
  • Sunday,21 Oct, 2018 - 09:00
  • Sunday,21 Oct, 2018 - 17:15
America's Stonehenge
Explore myriad facets of a maze of mystifying man-made chambers and walls in North Salem, New Hampshire, known as America's Stonehenge.
Upcoming Airings:
  • Sunday,28 Oct, 2018 - 09:00
  • Sunday,28 Oct, 2018 - 17:15
Underground Gardens
Take a look at a visit to the Underground Gardens in Fresno, California, developed by Italian-American Baldasare Forestiere over a 40-year period.
Drug Tunnels
Take a look at an examination of tunnels employed for smuggling drugs across the US-Mexico border, from Nogales, Mexico, to Nogales, Arizona.