A day in paradise at le Grand-Cul-de-Sac Marin Grand Cul-De-Sac-Marin, Guadeloupe Show on map Embark on a motor boat to discover the Grand Cul-de-Sac Marin. You go up the Rivière Salée and navigate in the heart of the largest mangrove in the Caribbean, a magical place with its mangrove forest, home to birds. Set off to explore an underwater wreck located on the surface more » Base Price€ 115.00 Book It