Tonga map: Hunga Tonga-Hunga Haʻapai is a volcanic island 30 km south-southeast of Fonuafoʻou ... The world's biggest abandoned island that's 296-miles wide and uninhabited for 74 years.

Tonga, the Pacific nation that was struck by a powerful tsunami last weekend, consists of about 170 islands, some tiny, stretching out across 270,000 square miles, an area roughly the size of ...