Every year, a few Catholic parishes in town put on a Boston Harbor Cruise for young adults aged 20-40.   Join us for an unforgettable night of dancing in the moonlight on our Boston Harbor Cruise aboard the Lexington Riverboat. Here's what to expect: 7:45pm: Boarding time 8:00pm: Set sail (and the boat will not wait for you, so get there early!) 8-8:30pm: Mingling time 8:30-11pm: Dance party Photo ID required. Must be between 21-40 years old to board.