HomeUSASouth DakotaNeedles Of Rushmore, TheHorsethief Lake AreaChessmen, TheSplit DomeSplit DomeLAT,LNG 43.88154, -103.50394CREATED UPDATED Edit MapShareDescription[Edit]Split Dome is a beautiful dome in the back corner of the Chessmen. It is isolated and one of the nicer pieces of rock out there. Really pretty.1 ClimbsComing soon: New Climbs1The Decline of Outdoor Safety5.9Trad