Latest Hills Tryfan 915m The North Ridge (Summer) Grade-1 The South Ridge Grade-1 Glyder Fach Summit 994m Bristly Ridge Grade-2 Tryfan 915m Glyder Fawr 1,001m Y Garn 947m East-north-east Ridge Grade-2 Tryfan 915m The North Ridge (Summer) Grade-1 The South Ridge Grade-1 Glyder Fach Summit 994m Bristly Ridge Grade-2 Tryfan 915m ... list all 17 hills