Start at Pen y Pass car park.
Climb Snowdon via Crib Goch and Garnedd Ugain
Descend to Nant Peris
Climb Elidir Fawr and then walk across to Y Garn, Glyder Fawr, Glyder Fach and Tryfan before descending to the Ogwen Valley.
Climb Pen Yr Ole Wen and then walk across to Carnedd Dafydd, Carnedd Llewelyn, Yr Elen, Foel Grach, Garnedd Ochaf and then Foel Fras.
Finish at Abergwyngregyn.