Anglesey the island. The highest six are Holyhead Mountain, ; Mynydd Bodafon, ; Mynydd Llaneilian, ; Mynydd y Garn, ; Bwrdd Arthur, ; and Mynydd Llwydiarth, . To the south and south-east the island is separated from the Welsh mainland by the Menai Strait, which at its narrowest point is about wide. In all other directions the island is surrounded by the Irish Sea. It is the 51st largest island in Europe, and just five square kilometres smaller than Singapore. There are several small towns scattered around the island, making it quite evenly populated. The largest are Holyhead, Llangefni, Benllech, Menai
Holyhead Mountain Hut Circles Holyhead Mountain Hut Circles The Holyhead Mountain Hut Circles, also known as Cytiau'r Gwyddelod or the Irishmen's Huts, are the remains of a group of prehistoric huts near Trearddur on Holy Island, Anglesey, Wales. The site is under the care of Cadw and can be visited all year round. The hut group is located on a level terrace that traverses the southwestern end of Holyhead Mountain. The precise age of the hut group is not clear. Much of the site is thought to date from the Iron Age but the settlement may have been in existence over an extended period