The Y-shaped chain of fourteen main islands between the South Pacific Ocean and the Coral Sea is of volcanic origin and home to several active volcanoes.
Ngwunye Y-kpụrụ nke agwaetiti iri na anọ dị n'etiti South Pacific Ocean na Oké Osimiri Coral bụ nke kpatara mgbawa ugwu na ebe obibi ugwu mgbawa ole na ole.