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 with small bays The Anglesey Coastal Path follows the entire way around the island. It is long and passes by/through 20 towns/villages. The official start point is St Cybi's Church, Holyhead. Tourism is now the most significant economic activity on the island. Agriculture provides the secondary source of income for the island's economy, with the local dairies being some of the most productive in the region. Major industry is restricted to Holyhead (Caergybi), which until 30 September 2009 supported an aluminium smelter, and the Amlwch area, once a major copper mining town. Nearby is the site of the former Wylfa