Come celebrate a legendary multi-sport gathering at beautiful Hagg Lake in Gaston, OR—this year marks the 45th running of one of America's premier and most scenically situated triathlon events. You'll find plenty of options to match your interests and fitness level, from Olympic and Sprint distance triathlons to duathlons, aquabikes, off-road competitions, and trail running races (half marathon and 5K), with convenient camping available on-site. Get ready to tackle rolling hills throughout the bike and run portions of this stunning Pacific Northwest course that's known for combining serious athletic challenges with breathtaking natural beauty.