Grotte de Marie Jeanne is a large cave system located on the southwest coast of Haiti in the town of Port a Piment. It is formed on a small limestone plateau on the south central part of the Massif de la Hotte. It is potentially the largest cave system in the Caribbean, with a reported 1 kilometre of passage. However a formal survey has never been completed so the true length of the cave system is unknown.

The entrance has a tremendous amount of scenic value because of the tropical forest that it contains. The many entrances and skylights allow for the development of a unique cave ecosystem that has not yet been fully identified or studied. Within the cave system, a series of large, well-decorated chambers create an unusual morphology... Read more