Vanuatu Nations of the Commonwealth Vanuatu Irregular Y-shaped island chain in southwest Pacific between latitudes 13 and 21 degrees south and longitudes 166 and 171 degrees east. Comprises 12 main islands, largest Espiritu Santo, Malakula, Efate. Islands are mountainous, of coral and volcanic origin.
Some volcanoes are still active.
Well-watered and densely forested, with narrow coastal strips of cultivated land. Greenwich Mean Time plus 11 hours.