Heard Island and McDonald Islandsで開催される 1今後のイベントに参加しましょう。 Heard Island and McDonald Islands is a remote, uninhabited volcanic group of islands in the Southern Ocean, with the largest island, Heard, featuring the Big Ben peak, an active volcano, and Mawson's Peak, the highest Australian mountain, making it a unique and wild destination for only the most experienced adventurers and researchers.