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Saint Joseph, MN · Lifestyle
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This Minnesota Underground Cave System Was Once A Mine, Then A Mushroom Farm, And Later A Gangster Hideout
Tour guides still point out bullet holes from an unsolved gangland shooting inside a sandstone cave nightclub. I noticed that the shooting is only one chapter in a very strange story. The same hand-carved tunnels once supplied sand for glass. Later, they grew mushrooms by the ton. One detail I...
St Paul, MN · 22h
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