This Abandoned Mine In Minnesota Has Transformed Into A Natural Oasis

Anyone who knows a little about Minnesota history is aware of the many mines that mark northern Minnesota. Some of these Iron Range mines are still operating, but others are long abandoned. One of those abandoned mines is Hill Annex, a century-old mine north of Calumet in Itasca County, Minnesota. Read on to learn about this mine-turned-natural-oasis and its fascinating history.

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Address: 880 Gary St., Calumet, MN 55716