United States National Register of Historic Places |
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Saltpeter Cave
| NRHP ID: 01000743 |
| NARA ID: 123849638 |
| Wikidata ID: Q54958179 |
| Wikpedia: Saltpeter Cave |
| Location (in/near): Olive Hill, Kentucky |
| Listed: 2001-07-24 |
| Role: Site |
| Significance region: State |
| Significance area(s): Entertainment/Recreation; Historic - Non-aboriginal; Military |
| Criteria: A (event); D (information potential) |
Data from United States Park Service and Wikidata