Officially the Republic of Haiti, Haiti is located on the island of Hispaniola. The largest city and the capital of Haiti is Port-au-Prince. The official languages are French and Haitian Creole. Haiti is one of the world's poorest countries and the poorest in the Americas area. Haiti's largest export is T-shirts, making up 40% of all exports. Haiti is the third largest country in the Caribbean, just behind Cuba and the Dominican Republic. Haiti's terrain consists mainly of rugged mountains and small coastal plains. Haiti is the most mountainous nation in the Caribbean.