# Cities of the Underworld

Cities of the Underworld is an American documentary television series that premiered on March 2, 2007, on the History Channel. The program explores the subterranean environment and culture beneath various civilizations. The series was originally hosted and narrated by Eric Geller for the majority of episodes in season 1, with Don Wildman taking over for the rest of season 1 and seasons 2 and 3.

## Episode list

"Istanbul" is the series backdoor pilot which originally aired under the title Ancient Marvels: Cities of the Underworld.

### Season 1

| Production no. | Episode no. | Original Airdate | Episode Title | Location | Host |
| Pilot/1 | 101 | March 2, 2007 | "Istanbul" | Istanbul, Turkey | Eric Geller |
| 2 | 102 | April 23, 2007 | "Scotland's Sin City" | Edinburgh, Scotland (features Gilmerton Cove) | Eric Geller |
| 3 | 103 | April 30, 2007 | "Hitler's Underground Lair" | Berlin, Germany | Eric Geller |
| 4 | 104 | May 7, 2007 | "Rome's Hidden Empire" | Rome, Italy | Eric Geller |
| 5 | 105 | May 14, 2007 | "Catacombs of Death" | Paris, France | Eric Geller |
| 6 | 106 | May 21, 2007 | "City of Caves" | Budapest, Hungary | Eric Geller |
| 7 | 107 | June 4, 2007 | "New York" | New York City, United States | Eric Geller |
| 8 | 108 | June 11, 2007 | "London's Lost Cities" | London, England | Eric Geller |
| 9 | 109 | June 18, 2007 | "Beneath Vesuvius" | Naples, Italy | Don Wildman |
| 10 | 110 | June 25, 2007 | "Freemason Underground" | USA: Boston; Philadelphia; and Concord, Massachusetts | Don Wildman |
| 11 | 111 | July 9, 2007 | "Dracula's Underground" | Bucharest, Romania | Don Wildman |
| 12 | 112 | July 16, 2007 | "Secret Pagan Underground" | Cappadocia, Turkey | Don Wildman |
| 13 | 113 | July 23, 2007 | "Underground Bootleggers" | Portland, Oregon, USA | Don Wildman |
| 14 | 114 | July 30, 2007 | "Rome: The Rise" | Rome, Italy | Eric Geller |

### Season 2

| Production no. | Episode no. | Original Airdate | Episode Title | Location | Host |
| 15 | 201 | January 28, 2008 | "Underground Apocalypse" | Jerusalem, Israel | Don Wildman |
| 16 | 202 | February 4, 2008 | "Vietnam" | Ho Chi Minh City, Vietnam and the Vietnamese jungle | Don Wildman |
| 17 | 203 | February 11, 2008 | "A-Bomb Underground" | Tokyo and Hiroshima, Japan | Don Wildman |
| 18 | 204 | February 25, 2008 | "Viking Underground" | Dublin, Ireland | Don Wildman |
| 19 | 205 | March 3, 2008 | "Hitler's Last Secret" | Prague, Czech Republic | Don Wildman |
| 20 | 206 | March 10, 2008 | "Maya Underground" | Belize | Don Wildman |
| 21 | 207 | March 17, 2008 | "Mob Underground" | Chicago, USA | Don Wildman |
| 22 | 208 | March 24, 2008 | "Prophecies From Below" | Jerusalem, Israel | Don Wildman |
| 23 | 209 | March 31, 2008 | "New York: Secret Societies" | New York City, USA | Don Wildman |
| 24 | 210 | April 14, 2008 | "Washington, D.C.: Seat of Power" | Washington, D.C., USA Greenbrier County, West Virginia | Don Wildman |
| 25 | 211 | April 21, 2008 | "Stalin's Secret Lair" | Moscow, Russia | Don Wildman |
| 26 | 212 | April 28, 2008 | "Katrina Underground" | New Orleans, Louisiana, USA | Don Wildman |
| 27 | 213 | May 5, 2008 | "Secret Soviet Bases" | Ukraine | Don Wildman |

### Season 3

| Production no. | Episode no. | Original Airdate | Episode Title | Location | Host |
| 28 | 301 | October 26, 2008 | "City of Blood" | London, England | Don Wildman |
| 29 | 302 | November 2, 2008 | "Tunnels of Hell" | Okinawa Island, Japan | Don Wildman |
| 30 | 303 | November 9, 2008 | "Real Mafia Underground" | Island of Sicily, Italy | Don Wildman |
| 31 | 304 | November 16, 2008 | "Secret Sin City" | Las Vegas, Nevada, USA | Don Wildman |
| 32 | 305 | November 24, 2008 | "Hitler's Trenches" | Belgium's Western Front | Don Wildman |
| 33 | 306 | December 1, 2008 | "Barbarians' Lair" | Dark Age sites of Luxembourg Belgium and the Netherlands | Don Wildman |
| 34 | 307 | December 8, 2008 | "Land of Manson" | Los Angeles, California, USA | Don Wildman |
| 35 | 308 | December 15, 2008 | "Gladiators: Blood Sport" | Rome, Italy | Don Wildman |
| 36 | 309 | December 22, 2008 | "Secret Holy Land" | Ethiopia | Don Wildman |
| 37 | 310 | January 12, 2009 | "Under The Rock" | San Francisco, California, USA | Don Wildman |
| 38 | 311 | January 26, 2009 | "Tomb of the Lost Mummies" | Cairo, Egypt | Don Wildman |
| 39 | 312 | February 2, 2009 | "Gods of War" | Turkey | Don Wildman |
| 40 | 313 | February 9, 2009 | "Alcatraz Down Under" | Sydney, Australia | Don Wildman |

### Season 4

| Production no. | Episode no. | Original Airdate | Episode Title | Location | Host |
| 41 | 401 | September 7, 2021 | "Mayan Apocolypse" | Yucatán, MEX | FL, USA | GA, USA | Don Wildman |
| 42 | 402 | September 14, 2021 | "America's Military Underground" | USA | Don Wildman |
| 43 | 403 | September 21, 2021 | "America's Unmapped Murder Tunnels" | Multiple Cities, USA | Don Wildman |
| 44 | 404 | September 28, 2021 | "America's Ancient Ancestors" | Great Lakes Area, USA | Don Wildman |
| 45 | 405 | October 5, 2021 | "The Pirate Queen's Lair" | Croatia | Don Wildman |
| 46 | 406 | October 18, 2021 | "Ancient Underworld Metropolis" | | Don Wildman |
| 47 | 407 | October 26, 2021 | "The Lost Aztec Colony" | | Don Wildman |