Blaen y Nant stands against a backdrop of Clogwynmawr. The waters of Llyn Bach and Llyn Glas tumble down the hillsides via Cwm Uchaf and Cwm Glas to Blaen y Nant and the Pass of Llanberis. The thick mist hides the rock summit of Garnedd Ugain and the Clogwyn ridge.