North Stack North Stack North Stack (Welsh: Ynys Arw, meaning "rugged island") is a small island situated just off Holy Island on the north-west coast of Anglesey. North Stack can also refer to the headland opposite the island. This is the site of a redundant fog warning station, comprising a number of buildings, including the Trinity House Magazine, built in 1861, where shells for the warning cannon were stored. These buildings now house a bird watching observatory, giving a view of South Stack lighthouse across Gogarth Bay, and the studio of artist Philippa Jacobs. The Precambrian quartzite cliffs of this headland, including
Moreton Island lighthouses New South Wales Government, which controlled the Queensland area until Queensland's separation in 1859, following Brisbane residents petitions in 1850, and was first displayed in February 1857. From the five lighthouses it is the only one still extant. Since its conversion to solar powered VRB-25 in 1993, it shows light characteristic of four white flashes, separated by 3.3 seconds, every 20 seconds (Fl.(4)W. 20s), visible for . Comboyuro Point Light, which was also known later as Comboyuro Light, was located Comboyuro Point, at the north western tip of Moreton Island. North Point Light, also known as North Point Hummock Light,