2 Trails in Black Hills National Forest, South Dakota
| Rank | Trail Name | Difficulty | Length (mi) | Rating | City |
|---|---|---|---|---|---|
| 1. | The George S. Mickelson Trail | Easiest | 110.0 |    |
Deadwood |
| 2. | Trail 40L / Deerfield Lake Loop | Intermediate | 11.0 | |
Hill City |
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