HomeUSACaliforniaSierra EastsideMammoth Lakes AreaLake GeorgeCrystal CragSchoolboy ButtressSchoolboy ButtressLAT,LNG 37.59220, -119.01350CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 4 ClimbsComing soon: New Climbs1Crystal Whipped5.11dSport · Alpine2Le Petit Ecolier5.11dSport · Alpine3Gaelic 1015.9Trad · Alpine4Crystalline Ceilidh5.10a/bSport · Alpine