Afon Seiont, Rivers Caernarfon, Gwynedd - Wales where to go, what to see and where to stay in Wales

Afon Seiont is a river in Gwynedd, Wales. It flows in a generally northwest direction from its source in Llyn Padarn, near Llanberis, to the Menai Strait at Caernarfon. | Between Llyn Padarn and Pont Rhythallt Bridge, at the village of Llanrug, the river is known as the Afon Rhythallt. |The name of the Roman fort of Segontium, on the outskirts of Caernarfon, is based on the Latinised form of the name 'Seiont'.