HomeUSAWyomingGrand Teton National ParkBoulder IslandBoulder IslandLAT,LNG 43.79910, -110.72760CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 3 ClimbsComing soon: New Climbs1Boulder Island 8 routes5.11Tr · Alpine2SW side5.13-Tr · Alpine3W. Side5.11Tr · Alpine