FRS Express des Îles sails four routes between eight ports in four countries, mostly Pointe-à-Pitre, Castries and Trois-Rivières (Guadeloupe). From Pointe-à-Pitre: Castries, Grand-Bourg (Marie-Galante), Terre-de-Haut, Fort-de-France and Roseau. From Trois-Rivières (Guadeloupe): Terre-de-Bas and Terre-de-Haut.