Llyn Arenig Fawr

Llyn Arenig Fawr is a lake and reservoir located near the summit of Arenig Fawr, a mountain in North Wales. The lake's primary purpose is to supply water to the nearby town of Bala and the numerous small villages in the surrounding area. From the lake it is an energetic uphill walk to the summit of Arenig Fawr and the picturesque views.