Harry Potter-themed roller derby matches with halftime activities

Top tennis players from around the globe compete in singles and doubles matches during the last ATP tournament before the U.S. Open

Adult tournaments throughout the summer grant entrants at least two matches, a pizza party during tournament play, and trophies for winners

Ball-spinning antics abound as world-famous exhibition basketball team dazzles in comic & athletic performance

During fast-paced matches, gals dash around the track, throwing hips and shoulders into opposing skaters in full-contact race for high score

Costumes flap in the wind as runners complete a 5K race & awards for best time & costume are announced during post-race party