Ultimate Guide to St. John Mine, Wisconsin (Tours, Pricing, History, Map)
St. John Mine, Wisconsin was a natural cave that the Native Americans worked on before the Wisconsin lead Rush of 1827. St John was the 1st non-American to work the mine, and it is now named after him. He made a small fortune by mining here between 1828 and 1848. St. John Mine, Wisconsin The mine ownership changed many hands, […]
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