Pontoon (boat) Pontoon (boat) A pontoon boat is a flattish boat that relies on pontoons to float. These pontoons (also called "tubes") contain a lot of reserve buoyancy and allow designers to create massive deck plans fitted with all sorts of accommodations, such as expansive lounge areas, stand-up bars, and sun pads. Better tube design has also allowed builders to put ever-increasing amounts of horsepower on the stern. Pontoon boat drafts may be as shallow as eight inches, which reduces risk of running aground and underwater damage. The pontoon effect is when a large force applied to the side capsizes a pontoon
Trimaran Yacht Club won the 2010 America's Cup on February 14, 2010, off Valencia, Spain, beating the giant catamaran Alinghi 2-0 in the best-of-three series and becoming the first American syndicate to win the cup since 1992. The large rigid wing sail of the USA 17 trimaran provided a decisive advantage and the trimaran won the America's Cup by a considerable margin in each race. Thomas Coville holds the new world record for solo circumnavigation of the world by sailing the trimaran, "Sodebo Ultim", set on December 25, 2016 with a time of 49 days and 3 hours. Prior to his