South Stack Lighthouse of Anglesey for east-bound ships. It is followed by lighthouses, fog horns and other markers at North Stack, Holyhead Breakwater, The Skerries, the Mice, Point Lynas and at the south-east tip of the island Trwyn Du. The lighthouse is operated remotely by Trinity House. It has been visited by the team at "Most Haunted". Visitors can climb to the top of the lighthouse and tour the engine room and exhibition area. The lighthouse is open seasonally. <br> South Stack Lighthouse The South Stack Lighthouse is built on the summit of a small island off the north-west coast of Holy Island,
East Mouse East Mouse East Mouse () is an islet found off the north coast of Anglesey, Wales. It is found just a few hundred metres away from the town of Amlwch. For this reason the island is known in Welsh as "Ynys Amlwch", Amlwch Island. The islet is tiny (a maximum 141 metres long by 61 metres wide) with a maximum area of only , and void of any significant flora and fauna. The islet is one of three similarly named islands off the north coast of Anglesey, the other two being West Mouse (Maen y Bugail) and Middle Mouse (Ynys