If you've ever competed in a race of any kind, it usually takes all your concentration to finish it. If you've ever done a triathlon, even the smallest distraction can hurt your chances at finishing. Now imagine juggling the entire route! While running, swimming and biking Joe Salter from Florida swam a quarter-mile, then biked 16.2 miles while juggling two balls in one hand and ran four miles juggling. And even more amazing, he finished in just under 2 hours! Check out his technique.