Bouvet Island Bouvet Island Bouvet Island () is an uninhabited subantarctic high island and dependency of Norway located in the South Atlantic Ocean at , thus putting it north of and outside the Antarctic Treaty System. It lies at the southern end of the Mid-Atlantic Ridge and is the most remote island in the world, approximately north of the Princess Astrid Coast of Queen Maud Land, Antarctica and south-southwest of the coast of South Africa. The island has an area of , of which 93 percent is covered by a glacier. The centre of the island is an ice-filled crater of an
Thompson Island (South Atlantic) Thompson Island (South Atlantic) Thompson Island was a phantom island in the South Atlantic. According to the Global Volcanism Program, it was thought to be about north-northeast of Bouvet Island, a small Norwegian dependency between South Africa and Antarctica. The island was first reported and named by whaling ship captain George Norris in 1825. The last reported sighting was in 1893. When, however, the German survey ship "Valdivia" fixed the position of Bouvet in 1898, it then looked for Thompson, but did not find it. If Thompson ever existed, it is probable that it disappeared in a volcanic eruption sometime