Latest Hills Clogwyn y Person Arete Grade-3 False y Gribin Grade-1 Y Gribin Grade-1 East Ridge of Y Garn Grade-2 Milestone Approach Gully Grade-2 Main Gully Grade-2 Crib Lem Spur (Llech Ddu Spur) Grade-1 East Ridge of Y Garn Grade-2 Senior's Ridge Grade-1 Idwal Staircase/Continuation Grade-3 Clogwyn y Person Arete Grade-3 Bryant's Gully Grade-2 Y Gribin (Summer) Grade-1 False y Gribin Grade-1 Bristly Ridge Grade-2 ... list all 20 hills