Saint Vincent and the Grenadines is an island country in the Lesser Antilles Island arc, in the southern portion of the Windward Islands, which lie at the southern end of the eastern border of the Caribbean Sea where the latter meets the Atlantic Ocean. The country is also known as St. Vincent. Its territory consists of the main island of Saint Vincent and the northern two-thirds of the Grenadines, which are a chain of smaller islands stretching south from Saint Vincent Island to Grenada. The main island of Saint Vincent measures long, in width and in area. From the most northern to the most southern points, the Grenadine islands belonging to Saint Vincent span with a combined area of . Most of the nation lies within the Hurricane Belt. To the north of Saint Vincent lies Saint Lucia, to the east Barbados. Saint Vincent and the Grenadines is a densely populated country (over 300 inhabitants/km2) with approximately 120,000 inhabitants. Its capital is Kingstown, also its main port. The country has a French and British colonial history and is now part of the Organisation of Eastern Caribbean States, CARICOM, the Commonwealth of Nations, the Bolivarian Alliance for the Americas and the Community of Latin American and Caribbean States (CELAC).