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SubTropolis and KC's Limestone Caves
Beneath Kansas City's streets lies an unexpected wonder— SubTropolis , the world's largest underground business complex, spanning over 6 million square feet in a 270-million-year-old limestone deposit.
Beneath Kansas City's streets lies an unexpected wonder— SubTropolis, the world's largest underground business complex, spanning over 6 million square feet in a 270-million-year-old limestone deposit. The origins of SubTropolis date back to the late 19th and early 20th centuries, when extensive limestone mining operations supported Kansas City's rapid expansion. The stable temperature of 65 to 70 degrees Fahrenheit makes it ideal for preserving delicate items, such as original film reels of Hollywood classics like "Gone with the Wind" and "The Wizard of Oz," stored deep within SubTropolis.
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