Tongatapu home of the capital, Nuku'alofa. |
'Eua an unspoilt island just southeast of Tongatapu |
Vava'u a popular yachting destination. |
Ha'apai the least populated group. |
Niuas remote islands to the north of Tonga: Niuafo'ou, Niuatoputapu, and Tafahi are collectively known as the "Niuas." |