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Season 3
The third-season opener explores Victorian-era London, when hard times forced many to take extreme measures to procure food and shelter.
The third-season opener explores Victorian-era London, when hard times forced many to take extreme measures to procure food and shelter.
Exploring the Japanese island of Okinawa and its complex system of subterranean tunnels, caves and bunkers that was used during World War II.
Exploring the Japanese island of Okinawa and its complex system of subterranean tunnels, caves and bunkers that was used during World War II.
Underground Sicily and the origins of the Mafia are explored. Included: the escape route of a mob boss; a bone crypt; and bunkers used during World War II by the Axis powers.
Underground Sicily and the origins of the Mafia are explored. Included: the escape route of a mob boss; a bone crypt; and bunkers used during World War II by the Axis powers.
Underground Las Vegas is explored. Included: secret surveillance centers for casinos; underground vaults; and tunnels used during the Prohibition era.
Underground Las Vegas is explored. Included: secret surveillance centers for casinos; underground vaults; and tunnels used during the Prohibition era.
Underground Belgium is explored, focusing on the trenches and tunnels of World War I.
Underground Belgium is explored, focusing on the trenches and tunnels of World War I.
Exploring life beneath the streets in Europe after the fall of the Roman Empire.
Exploring life beneath the streets in Europe after the fall of the Roman Empire.
Underground Los Angeles is explored. Included: Charles Manson's subterranean hideaways; tunnels used by corrupt cops; the subway system; and military bunkers.
Underground Los Angeles is explored. Included: Charles Manson's subterranean hideaways; tunnels used by corrupt cops; the subway system; and military bunkers.
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.
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.
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.
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.
Underground San Francisco is explored. Included: an ammunitions depot; a former repository for nuclear missiles; Civil War fortifications beneath Alcatraz; and tunnels below Chinatown.
Underground San Francisco is explored. Included: an ammunitions depot; a former repository for nuclear missiles; Civil War fortifications beneath Alcatraz; and tunnels below Chinatown.
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
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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.
Underground Turkey is explored, focusing on the remnants from invasions and travelers on the trade routes. Included: the lore of the Trojan War.
Underground Turkey is explored, focusing on the remnants from invasions and travelers on the trade routes. Included: the lore of the Trojan War.
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.
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.
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