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 life and had permission to generate only until 2012, and the ending of a low-cost electricity supply contract in 2009 impacted on the financial viability of the smelting plant. Continuing operations involve the remelting of aluminium scrap for re-use. The site is subject to proposals by a development company called Orthios. Holyhead Port is a major employer, most of the jobs being linked to ferry services to the Republic of Ireland operated by Stena and Irish Ferries. Other significant industrial/transport sector employers in Holyhead include Holyhead Boatyard, Gwynedd Shipping, and Eaton Electrical, with the last of these having seen many