Circle Line: Beast Speedboat Ride. Hold onto your hats and get ready for the ride of your life aboard "The Beast" speedboat! Fast, loud and funny, "The Beast" delivers spectacular views and pumping music on a New York trip that's a rollercoaster, water ride and 30 fun-filled minutes of high-speed cruising, all in one! Book and Save 31% Circle Line: Beast Speedboat Ride.