| HARNEY PEAK LOOKOUT | |
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Built over two years (1939-1940), the lookout is on the highest point in South Dakota and is listed on the National Historic Lookout Register. |
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| Black Hills National Forest | |
| 4 miles WSW of Mt. Rushmore National Monument | |
| Pennington County, South Dakota | |
| Elevation 7242' | |
| Topozone | |
| USGS Benchmark OT0810 | |
| USGS Benchmark OT0812 | |
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