Offers full-day narrated cruises through the protected waters of Pine Island Sound to Cabbage Key and a rustic state park on Cayo Costa; a tram carries visitors to the beach. Visitors can view porpoises and birds as well as explore islands accessible only by boat. Food is available; picnicking is allowed on Cayo Costa. Cruises depart daily from the Four Winds Marina at Bokeelia, 9:30am and return at 4pm. Reservations are required.