Anyone following the Americas cup racing? These boats are doing 25 knots upwind and 47 knots....through a jibe...insane!!.
The final races start next week. here is a vid of one of the last semifinals:
https://www.youtube.com/watch?feature=player_detailpage&list=PL4jyS1DaVhX9xPU_e8b8oZfHGJVSm1-gk&v=hubDP9Xe2-Y#t=117