BOOM | US Boomerang National Tournament: "Boomerang," Australian for "awesome." The only thing that could make this better is an appearance by Crocodile Dundee. Registration starts at 8am, for the long distance competition and 8am, August 6th for the tournament. Thursday is the long distance trials, main events are Friday and Saturday, and Sunday is spectator fun day. (Eau Claire Soccer Park, Hamilton Ave., Eau Claire; Sun. 9am; free to watch)

Related article. Photos from 2009.