We're giving this page a facelift!Visit the previous versionto make edits.Peak Mountain 3Add photo Edit (TBD) Photo MapCopy LinkHomeUSASouth DakotaCuster State ParkSylvan LakeOutletsHighway 87 RockPar 95.8+Par 65.6sportFA Lyle Clapp 2016UPDATED BY vietnguyen DescriptionRoutes in Highway 87 Rock1Par 65.6Sport 2Par 95.8+Sport