One-Hour Hyannis Harbor Cruise: Learn about the history of Hyannis and local area landmarks including Great Island, the Kennedy Memorial, St. Andrews-by-the-Sea, Squaw Island, Point Gammon Light, and the historic Kennedy Compound in Hyannisport. Live commentary. KIDS RIDE FREE on morning trips all season. The best way to see the memorable sights and beauty of Hyannis is by the sea. Relax and enjoy the views as your guide explains the various points of interest you see along the way. It’s a fascinating (and sometimes comical) history that includes aspects of our maritime industry, the people who established our waterfront community, and some of the area’s most interesting sights.