Cruise the famous Luminous Lagoon at night for an experience like no other. Being home to millions of dinoflagellates. At night, the lagoon sparkles and glistens when disturbed, as these microscopic organisms produce an eerie glow, reflecting the outlines of fish and other objects in the water. A rare phenomenon that occurs only four places worldwide, the Luminous Lagoon is said to be the largest and brightest, fascinating scientists and travelers.