Bouvet Island of establishing a manned meteorological radio station, but a suitable location could not be found. By then both the flagpole and hut from the previous year had been washed away. The Third "Norvegia" Expedition, led by Hjalmar Riiser-Larsen, arrived the following year and built a new hut at Kapp Circoncision and on Larsøya. The expedition carried out aerial photography of the island and was the first Antarctic expedition to use aircraft. The "Dependency Act", passed by the Parliament of Norway on 27 February 1930, established Bouvet Island as a dependency, along with Peter I Island and Queen Maud Land. The
Bouvet Island including a number of small rocks and skerries and one sizable island, Larsøya. It is located in the Subantarctic, south of the Antarctic Convergence, which, by some definitions, would place the island in the Southern Ocean. Bouvet Island is the most remote island in the world. The closest land is Queen Maud Land of Antarctica, which is to the south, and Gough Island, to the north. The closest inhabited location is Tristan da Cunha island, to the northwest. Nyrøysa is a terrace located on the north-west coast of the island. Created by a rock slide sometime between 1955 and 1957,