Barbados is an island country in the southeastern Caribbean Sea, situated about 100 miles (160 km) east of Saint Vincent and the Grenadines. Roughly triangular in shape, the island measures some 21 miles (34 km) from northwest to southeast and about 14 miles (23 km) from east to west at its widest point. The capital and largest town is Bridgetown, which is also the main seaport.