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
RAF Holyhead disbanded on 1 April 1986. RAF Holyhead Royal Air Force Holyhead or more simply RAF Holyhead is a former Royal Air Force station situated at Holyhead, Anglesey, Wales. It was the most westerly RAF base in Great Britain. The former headquarters building was Porth-y-felin House, a Grade II listed building that was sold by the Ministry of Defence in the 1990s. No. 52 Air/Sea Rescue Marine Craft Unit was formed at Holyhead on 28 March 1942 and was based until disbanded in May 1942. No. 1113 Marine Craft Unit RAF which was formed at Holyhead on 1 July 1954 and