Go kayaking (or canoeing) at night in the bioluminescent bay in Puerto Rico. It literally glows at night. go off the main island, if you go out of the bay it's a beach that you can only get to by kayak or swimming.
A doorway in Old San Juan located near the intersection of Calle Sol (Sun Street) and Calle Cruz (Cross Street) is decorated in the colors of the Puerto Rican flag. Hamilton/Baltimore Sun) - I'd love to come here one day.