Cities of the Underworld
Season 1
| Index | Episode | Airdate | P-Code |
|---|---|---|---|
| 1×01 | Scotland's City of Sin | Apr 23, 2007 | |
| 1×03 | Hitler's Underground Lair | Apr 30, 2007 | |
| 1×04 | Rome's Hidden Empire | May 07, 2007 | |
| 1×05 | Catacombs of Death | May 14, 2007 | |
| 1×06 | City of Caves | May 21, 2007 | |
| 1×07 | New York | Jun 04, 2007 | |
| 1×08 | London's Lost Cities | Jun 11, 2007 | |
| 1×09 | Beneath Vesuvius | Jun 18, 2007 | |
| 1×10 | Freemason Underground | Jun 25, 2007 | |
| 1×11 | Dracula's Underground | Jul 09, 2007 | |
| 1×12 | Secret Pagan Underground | Jul 16, 2007 | |
| 1×13 | Underground Bootleggers | Jul 23, 2007 | |
| 1×14 | Rome: The Rise | Jul 30, 2007 |