Information on Heard Island and McDonald Islands

Heard Island and McDonald Islands (abbreviated as HIMI[1]) are a volcanic group of barren islands located in the Southern Ocean, about two-thirds of the way from Madagascar to Antarctica, 7718 km due south of Rajapur, Maharashtra, India[2] and approximately 4099 km west of Perth.[3] They have been territories of Australia since 1947, and contain the only two active volcanoes in Australian territory, one of which, Mawson Peak, is the highest Australian mountain. The group's size is 372 square kilometres (144 sq mi) in area.