United States National Register of Historic Places |
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Fort Lookout IV
| NRHP ID: 90001940 |
| Location (in/near): Oacoma, South Dakota |
| Listed: 1990-12-31 |
| Role: Site |
| Significance region: State |
| Significance area(s): Historic - Aboriginal; Historic - Non-aboriginal |
Data from United States Park Service and Wikidata