Belgian windsurfer Vincent Valkenaers sailed at 53.25 knots (60.12 mph / 96.76 kph) over 500 meters at the 2019 Luderitz Speed Challenge
Belgian windsurfer Vincent Valkenaers sailed at 53.25 knots (60.12 mph / 96.76 kph) over 500 meters at the 2019 Luderitz Speed Challenge