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Category: Northwest Missouri Attractions
Entrance to SubTropolis surrounded by flags

SubTropolis - World's Largest Underground Business Complex

Deep beneath Kansas City, carved out of a layer of 270-million-year-old limestone, there is another world. A busting, productive world some 100 or more feet underground. A sprawling, subterranean complex the size of 140 football fields. SubTropolis. … Read more