Secret Passages
- 2002-2002
- 1 season
- History Channel
- Documentary, Suspense
Season 1 Episode Guide
26 Episodes 2002
Episode 1
Death
Thu, Sep 10, 2026
Episode 2
The Cold War
Thu, Sep 10, 2026
Episode 3
Hawkstone Park
Thu, Sep 10, 2026
Episode 4
Ancient Sanctuaries
Thu, Sep 10, 2026
Episode 5
War
Thu, Sep 10, 2026
Episode 6
Castles and Palaces
Thu, Sep 10, 2026
Episode 7
Combat Passages
Thu, Sep 10, 2026
Episode 8
Trapped, Smuggled & Sneaked
Thu, Sep 10, 2026
Episode 9
Shanghai Tunnels
Mon, May 13, 2002
Episode 10
America's Stonehenge
Mon, May 20, 2002
Episode 11
Underground Gardens
Mon, Jun 3, 2002
Episode 12
Drug Tunnels
Thu, Sep 10, 2026
Episode 13
Serapeum
Thu, Sep 10, 2026
Episode 14
Dendera
Thu, Sep 10, 2026
Episode 15
Safe Houses
Thu, Sep 10, 2026
Episode 16
The Secret Bunker
Thu, Sep 10, 2026
Episode 17
Alcatraz
Thu, Sep 10, 2026
Episode 18
Episode #1.18
Episode 19
Episode #1.19
Episode 20
Episode #1.20
Episode 21
Episode #1.21
Episode 22
Episode #1.22
Episode 23
Episode #1.23
Episode 24
Episode #1.24
Episode 25
Episode #1.25
Episode 26
Spear of Destiny
Thu, Sep 10, 2026