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
Anglesey 1947. The Royal Anglesey Yacht Club hosts the Menai Strait Regatta yearly. The Menai Strait hosts two annual open-water swimming contests: the Menai Strait Swim from Foel to Caernarfon (1 mile), and the Pier to Pier Open Water Swim, between Beaumaris and Garth Pier, Bangor. Attribution: Anglesey Anglesey (; ) is an island situated on the north coast of Wales with an area of . Anglesey is by far the largest island in Wales and the seventh largest in the British Isles. Anglesey is also the largest island in the Irish Sea by area, and the second most populous island