Reva Gap Campground
A campground located in the Slim Buttes Unit near the Castles National Natural Landmark, one of two on the Sioux Ranger District. The campground is directly off of HWY 20, 20 miles south and east of Buffalo. Spectacularly eroded steep-walled buttes. Capacity: 25 Fee: No fees are required for this site Water: No drinking water is available Restroom: Vault toilet(s)
- Coordinates: 45.52699, -103.17713
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