|HARNEY PEAK LOOKOUT|
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.
|Black Hills National Forest|
|4 miles WSW of Mt. Rushmore National Monument|
|Pennington County, South Dakota|
|USGS Benchmark OT0810|
|USGS Benchmark OT0812|