Llyn Idwal into Llyn Idwal from around Cwm Idwal. One small river flows out and joins the Afon Ogwen river at Pont Pen-y-Benglog near Ogwen Cottage, immediately above the Rhaeadr Ogwen waterfall. The lake is easily accessible on foot via a 900-metre long stone-paved path from Ogwen Cottage on the main A5 road. Another path encircles the lake. Two paths lead from opposite sides of the lake to the top of the ridge close to the Twll Du (Devil's Kitchen), but these paths become rather steep in places. They lead to Glyder Fach and Glyder Fawr. There is a small pebble beach
Rhodri ab Idwal Foel 969. The Chronicle of the Princes records the murder in AD 966 and attributes it to the Irish of Anglesey. His brother Iago is said to have destroyed the Irish at Aberffraw in retribution and then chased them completely out of Gwynedd. Moore attributed the destructive civil war among Idwal Foel's other children to the death of Rhodri, although the kingship had been assumed by his elder brothers Iefan and Iago. Rhodri ab Idwal Foel Rhodri ab Idwal (died ) was a 10th-century prince of Gwynedd from the royal dynasty of Aberffraw. He was one of six children of King