Open year-round, dawn to dusk. Lifeguards on duty from late June to early September. Nantasket Beach has been a popular summer destination for city dwellers since the middle of the 19th century. The historic Paragon Carousel evokes memories of the area's amusement park history. Visit www.paragoncarousel.com Swimming, Biking, Restrooms, Bathhouse Directions: Take Rt. 3A south to Washington Boulevard, Hingham to Nantasket Avenue, Hull.