Whirlpools can also be caused by winds, which may cause surface currents to switch direction, and consistent whirlpools are sometimes caused by geographical features which determine the flow of water currents in a region.
NCAA March Madness Schedule | NCAA.com. Our 2015 March Madness Schedule provides all the official dates for the First Four, Second and Third Rounds, Regionals, Final Four and the Championship Game. First Fourâ¢: March 17-18. Second-Third Rounds: March 19-22.
The Sweet 16 will begin on Thursday, March 24 and the Elite 8 will begin on Saturday, March 26. This year's Final Four will take place at NGR Stadium in Houston, Texas on Saturday, April 2 and Monday, April 4.