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 LakeSylvan Lake BoulderingNortheast Gully BouldersDimple BoulderPelvic ThrustV3Horizontal BeginningsV2-boulderingFA John AndersenUPDATED BY vietnguyen DescriptionRoutes in Dimple Boulder1Horizontal BeginningsV2-Bouldering 2Pelvic ThrustV3Bouldering