Afon Hirddu, Eunant, Afon Eiddew, Afon Naedroedd, Afon Cedig, Afon Y Dolau Gwynion. Six Rivers that flow into Afon Efyrnwy - River Vyrnwy. Project is named in homage to they and that Seventh River, a Project seeking to a Establish a National Educational and Information Centre for Social Patriotic Studies of Wales and World; Past and Present with the Future much in mind.
