Hunga Tonga-Hunga Ha'apai

A seamount and volcano in Tonga, Oceania, in the Tonga archipelago, Polynesia, Pacific ocean, that has two peaks that become the islets of Hunga Tonga and Hunga Ha'apai

A former island in Tonga, on the seamount; formed from a new cinder cone that rose in the strait between the islands of Hunga Tonga and Hunga Ha'apai, and connected them; which was destroyed in a 2022 explosive eruption, leaving the two prior islands, now smaller, separated again