United States National Register of Historic Places |
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Spanish Dikes
| NRHP ID: 74002303 |
| NARA ID: 131517933 |
| Location (in/near): Agana, Guam |
| Listed: 1974-11-19 |
| Role: Structure |
| Significance region: State |
| Significance area(s): Engineering |
Data from United States Park Service and Wikidata