Its  territory consists of the main island of Saint Vincent and, south of that, two-thirds of the northern part of the Grenadines, a chain of 32 smaller islands. Some of the Grenadines are inhabited — Bequia, Mustique, Union Island, Canouan, Petit Saint Vincent, Palm Island, Mayreau, Young Island — while others are not: Tobago Cays, Baliceaux, Battowia, Quatre, Petite Mustique, Savan and Petit Nevis. Most of Saint Vincent and the Grenadines lies within the Hurricane Alley.