Myrtle Ann Mine
From Underfoot
Q49435061
mine in Custer County, South Dakota, United States of America
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | cave | Beaver Creek Rockshelter | rock shelter | Wikidata | |
| site | cave | Jewel Cave | National Park Service, show cave | Wikidata | |
| site | cave | Wind Cave | show cave | Wikidata | |
| site | tunnel | Hood Tunnel | road tunnel | Wikidata | |
| site | tunnel | Iron Creek Tunnel | road tunnel | Wikidata | |
| site | tunnel | Unknown | road tunnel | Wikidata | |




