The BEST episodes of Cities of the Underworld
Every episode of Cities of the Underworld ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Cities of the Underworld!
Right beneath our feet, there are cities hidden by time that may hold clues that could rewrite history. In “Cities of the Underworld,” Don Wildman travels to the farthest and deepest reaches of the globe, using cutting-edge technology to explore mysteries buried deep underground. Across the season, Don will follow in the footsteps of treasure hunters to search for a lost Aztec colony, travel to Croatia to learn about the lost history of a little known pirate queen who supposedly ruled her empire from a muddy cave, and explore tunnels below the city of Los Angeles that may hold the clues to solving one of the most infamous cold cases in American history.

#1 - Hitler's Underground Lair
Season 1 - Episode 2 - Aired 4/30/2007
Go beneath the streets of Berlin and unearth the remains of the Nazi bunkers.

#3 - Gladiators: Blood Sport
Season 3 - Episode 8 - Aired 12/15/2008
Ancient Rome is explored, focusing on places associated with gladiators, including the Colosseum, brothels and crypts. Also: a school where gladiators learned how to fight and survive.

#4 - Secret Sin City: Las Vegas, USA
Season 3 - Episode 4 - Aired 11/16/2008
Underground Las Vegas is explored. Included: secret surveillance centers for casinos; underground vaults; and tunnels used during the Prohibition era.

#5 - New York: Secret Societies
Season 2 - Episode 9 - Aired 3/31/2008
New York City is the biggest city in the country, but it's got some dark secrets. Founded by covert groups, overrun with gangs and mob bosses, and ruled by secret societies, this is the true foundation of the city that never sleeps.

#6 - Mob Underground
Season 2 - Episode 7 - Aired 3/17/2008
Chicago was once a playground for mobsters and corrupt politicians. It wouldn't be the third largest city in the U.S. today if it weren't for the shady dealings that went on just beneath its streets.

#8 - London's Lost Cities: London, England
Season 1 - Episode 7 - Aired 6/11/2007
For thousands of years London has been among the most powerful cities in the world, below the busy streets and marketplaces another city hides--a city of Roman baths, secret crypts, lost rivers, indestructible bunkers that could hold up to 8,000 people, Winston Churchill's hidden war-rooms; host Eric Geller.

#9 - New York
Season 1 - Episode 6 - Aired 6/4/2007
Explore beneath New York City, a living, breathing complex of engineering, history and secrets that could only exist in America's largest city.

#10 - City of Caves: Budapest, Hungary
Season 1 - Episode 5 - Aired 5/21/2007
Explore the caves beneath the city of Budapest, Hungary.

#11 - Catacombs of Death
Season 1 - Episode 4 - Aired 5/14/2007
Snaking quarries, hidden catacombs and mushroom-harvesting tunnels lie beneath the city of Paris.

#12 - Rome's Hidden Empire
Season 1 - Episode 3 - Aired 5/7/2007
Discovering what life was like during Nero's tyranny and Augustus' reforms; host Eric Geller.
#14 - Templars and the Founding Fathers
Season 4 - Episode 6 - Aired 10/12/2021
Don goes deep beneath a Knights Templar stronghold in Turkey to explore a provocative theory that may link the fabled secret society to the founding fathers of America.

#15 - Hitler's Trenches
Season 3 - Episode 5 - Aired 11/23/2008
Underground Belgium is explored, focusing on the trenches and tunnels of World War I.

#16 - Barbarian's Lair
Season 3 - Episode 6 - Aired 12/1/2008
Exploring life beneath the streets in Europe after the fall of the Roman Empire.

#17 - Land of Manson
Season 3 - Episode 7 - Aired 12/7/2008
Underground Los Angeles is explored. Included: Charles Manson's subterranean hideaways; tunnels used by corrupt cops; the subway system; and military bunkers.

#18 - Secret Holy Land
Season 3 - Episode 9 - Aired 12/22/2008
Underground Ethiopia is explored. Included: tombs of emperors; subterranean cathedrals; and the palace of the Queen of Sheba. Also: theories regarding the possible resting place of the Ark of the Covenant.

#19 - Under the Rock
Season 3 - Episode 10 - Aired 1/12/2009
Underground San Francisco is explored. Included: an ammunitions depot; a former repository for nuclear missiles; Civil War fortifications beneath Alcatraz; and tunnels below Chinatown.

#20 - Tomb of the Lost Mummies
Season 3 - Episode 11 - Aired 1/26/2009
Underground Cairo is explored, focusing on ancient structures that have withstood time and countless invasions. Included: a step pyramid built a century before the Giza pyramids; and a tomb containing 2000-year-old mummies. Also examined: the Book of the Dead.

#21 - Gods of War
Season 3 - Episode 12 - Aired 2/2/2009
Underground Turkey is explored, focusing on the remnants from invasions and travelers on the trade routes. Included: the lore of the Trojan War.

#22 - Alcatraz Down Under: Sydney, Australia
Season 3 - Episode 13 - Aired 2/9/2009
Underground Sydney is explored. Included: a 19th-century prison; caves that were once home to fugitive outlaws; gold mines. Also: a secret World War II storage place for chemical weapons is toured by those who once worked there.
#23 - Mayan Apocalypse
Season 4 - Episode 1 - Aired 9/3/2021
Don Wildman explores deep below ancient ruins as he searches for clues pointing to the true fate of the once-mighty Mayan empire.
#24 - America's Military Underground
Season 4 - Episode 2 - Aired 9/14/2021
Don explores top-secret military and government tunnels and looks into classified technology that could be used to build entire cities...right under our feet.


