Home/France/Voilavion, is it a catamaran or a… windsurf? FranceGearSailboats - Latest News From The Yards Voilavion, is it a catamaran or a… windsurf? 18 November 2016 Less than a minute Facebook Twitter LinkedIn Pinterest Reddit WhatsApp Share via Email Print At high speed windsurfers tend to lean their sails against the wind. This enables sails to operate as an airplane wing and eventually have the board take off. From this observation was born an 18ft Voilavion prototype, a real flying nautical experimental platform.