Experience one of puerto ricos most magical bioluminescent bays on an 8 hour tour from san juan the bio bay at la parguera is the islands only bioluminescent bay that allows both swimming and snorkeling put on a mask hop in the sea and watch as the dinoflagellates light up around you your outing begins with a light empanadilla puerto rican stuffed pastry dinner followed by a boat ride through mangrove canals to the bay then its time to delve into la pargueras glowing waters for ap