HomeUSAArizonaNorthern ArizonaArizona Strip, TheLime Kiln CanyonBack Walls, TheUnknown Arch Arete5.11aCity Dweller (Cellar Dweller)5.11c5.11asportFA Tom NayUPDATED BY vietnguyen Tick this climbDescriptionRoutes in The Back Walls1Unknown Arch Arete5.11aSport2Watery Tart5.11aSport 3City Dweller (Cellar Dweller)5.11cSport4Abandon All Hope5.12aSport5Greyhound5.12aSport6Farcical Aquatic Ceremony5.12bSport