Did you know there’s a hidden world below the streets of Detroit? Roughly 1,100 feet down sits a massive salt mine stretching over 1,500 acres with more than 100 miles of tunnels. A full-blown city beneath the city. And it’s still in use today. It all started 400 million years ago, when a prehistoric sea dried up and left a thick bed of salt buried deep beneath Michigan. In 1895, drillers hit rock salt. By 1906, the first shaft was underway. The work was brutal. Explosive gas, extreme heat, and
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Did you know there’s a hidden world below the streets of Detroit? Roughly 1,100 feet down sits a massive salt mine stretching over 1,500 acres with more than 100 miles of tunnels. A full-blown city beneath the city. And it’s still in use today. It all started 400 million years ago, when a prehistoric sea dried up and left a thick bed of salt buried deep beneath Michigan. In 1895, drillers hit rock salt. By 1906, the first shaft was underway. The work was brutal. Explosive gas, extreme heat, and
69.2K views9 months ago
FacebookThe Perna Team
Hidden Under Detroit: One of the Largest Salt Mines in the World
0:15
Hidden Under Detroit: One of the Largest Salt Mines in the World
29.7K views8 months ago
YouTubeBryan Gutowsky | Michigan Insurance
Did you know there’s a hidden world below the streets of Detroit? Roughly 1,100 feet down sits a massive salt mine stretching over 1,500 acres with more than 100 miles of tunnels. A full-blown city beneath the city. And it’s still in use today. It all started 400 million years ago, when a prehistoric sea dried up and left a thick bed of salt buried deep beneath Michigan. In 1895, drillers hit rock salt. By 1906, the first shaft was underway. The work was brutal. Explosive gas, extreme heat, and
1:26
Did you know there’s a hidden world below the streets of Detroit? Roughly 1,100 feet down sits a massive salt mine stretching over 1,500 acres with more than 100 miles of tunnels. A full-blown city beneath the city. And it’s still in use today. It all started 400 million years ago, when a prehistoric sea dried up and left a thick bed of salt buried deep beneath Michigan. In 1895, drillers hit rock salt. By 1906, the first shaft was underway. The work was brutal. Explosive gas, extreme heat, and
65.1K views9 months ago
FacebookMichael Perna
The Enchanted Salt Mines Beneath Detroit
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The Enchanted Salt Mines Beneath Detroit
2K viewsMay 14, 2025
YouTubeHidden in the City
The Massive Underground World You Never Knew Existed #detroit #facts #ai #mindblown #didyouknow
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The Massive Underground World You Never Knew Existed #detroit #facts #ai #mindblown #didyouknow
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YouTubeNextMind
Detroit's Hidden Salt Mine - A City Beneath the City
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Detroit's Hidden Salt Mine - A City Beneath the City
607 views4 months ago
YouTubeMichael Perna
"Under Detroit, There's a huge active salt mine. "
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"Under Detroit, There's a huge active salt mine. "
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YouTubeWill & Bre Walk
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There's a Massive Underground City Beneath Detroit Most People Never See
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YouTubeDetroit! What Up Doe!
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🏙️ The city that lives above a salt mine. #thebside #curiousfacts #didyouknow
764 views10 months ago
YouTubeThe B Side
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There's a whole other world 1,200 feet below the streets of Detroit. 100 miles of tunnels, pure air, and total silence. Would you go down there? #MichiganLegacyFiles Detroit Salt Mines, Underground City, Michigan Geology Facts, Hidden Places in Detroit,Salt Mine History #DetroitSaltMines #HiddenDetroit #UndergroundCity #MichiganFacts
74.8K views9 months ago
TikTokmichiganlegacyfiles
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👉 SUBSCRIBE for real estate, news, events, and everything Metro Detroit and Michigan
2K views9 months ago
YouTubeMichael Perna
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Bryan Gutowsky | Michigan Insurance on Instagram: "One of the most unique things about Detroit is hiding right underneath us. The Detroit salt mine is one of the largest in the world. 1,500 acres. 1,200 feet underground. Operating since 1910. There are even rumors it stretches under the Detroit River into Canada. #detroit #michigan #history #didyouknow"
7.7K views8 months ago
Instagrambryangutowsky
1:01
Exploring the Mysterious Detroit Salt Mines in Michigan
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TikToklivinginmichiganre
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Salt rollin fresh out of the mine 1200ft underground. #Mining #Stacker #Salty #Detroit
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North America’s First New Salt Mine in Decades
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YouTubeInvestor Breakout
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The U.S. Town That Was Built on Salt! 🧂🇺🇸 #shorts #facts #history #usa
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Is the Strait of Hormuz mined? France has a solution.
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Cool facts about the city we know and love are ENDLESS!🔍 Here are some more interesting facts about Detroit that we think you’ll find fascinating: 🪄Harry Houdini died in Detroit on Halloween. 🥔 Detroit was once known as “the potato chip capital of the world”. 🧂The underneath of Detroit is hollow due to underground salt mines. 🚙 GM headquarters was built by Ford Motor Company. 🍸 75% of illegal alcohol was smuggled into Detroit during the Prohibition. 💵 In 1933, when banks closed due to the
370.6K views1 year ago
FacebookRAW Detroit
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Détroit d'Ormuz : les États-Unis disent avoir détruit 16 navires iraniens poseurs de mines
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YouTubeFRANCE 24
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We went into these epic Salt Mines and it was more than we could've imagined! | Heavy D
139.9K viewsAug 23, 2022
FacebookHeavy D
1:00
Living in a city made entirely of salt? 🧂
2.4K views3 months ago
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Maritime threats: Mines in the Strait of Hormuz on alert
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A Look Inside The World's Largest Salt Mines
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FacebookHeavy D
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The Billion Dollar Heist: Why Hitler Hid the World’s Art in Salt Mines #history
4K views5 months ago
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Détroit d'Ormuz : des navires iraniens poseurs de mines bombardés par les Etats-Unis
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The demining of the Strait of Hormuz: explosive revelations
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YouTubeAutre réalité
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SALT MINE BOOM! Total Demolition! 💥
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Détroit d'Ormuz: mines, péage... l'Iran dicte sa loi
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They Dug 327m DOWN — Then Carved a Cathedral From Salt
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Salt Shortage Solution New Mine, Green Future
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