Mixed martial arts hasn't been dubbed the world's fastest growing sport for nothing. It's noticeably rocked the sporting world since the creation of the Ultimate Fighting Championship nearly two decades ago--and has even shaken up the pop culture scene. Who would have expected popular MMA fighter Chuck Liddell to trade in his sparring gloves for dance shoes on Dancing with the Stars? A combo of grappling, punching, kneeing, and kicking, this sport looks like it will be grounding and pounding, sprawling and brawling, for some time to come. Mixed Martial Arts' Most Wanted(TM)...

Known as -the sport of kings, - horse racing has been around the track, so to speak. Out of the gates as early as ancient Greece's Olympic Games, racing would truly find its footing centuries later when Arabian horses were brought to England during the Crusades. Soon nobles with deep pockets were striking friendly wagers, and by Queen Anne's reign, races with big purses were off and running--and making their way across the pond.In the United States, horse racing has given the world of professional sports--even baseball--a run for its money. In Horse Racing's Most Wanted(TM), readers...