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,
Dall Island island houses many logging camps. Columbia Helicopters of Oregon is one of the main companies using the island for its timber. Dall Island Dall Island is an island in the Alexander Archipelago off the southeast coast of Alaska, just west of Prince of Wales Island and north of Canadian waters. Its peak elevation is above sea level. Its land area is , making it the 28th largest island in the United States. Dall is used economically for fishing and limestone quarrying. The 2000 census recorded 20 persons living on the island. Alaska Natives are known to have inhabited coastal caves