Head to Quassy Amusement Park in Middlebury, CT for this USAT-sanctioned event where you can pick between Sprint (0.5-mile swim, 10.5-mile bike, 3.1-mile run) or Olympic (1-mile swim, 25-mile bike, 6.2-mile run) distances, with swimming in the gorgeous spring-fed Lake Quassapaug and biking through scenic lakeside or New England countryside routes before finishing on quiet, tree-lined roads. If you're tackling your first triathlon, you're in great company—this race attracts around 100 first-timers each year and even features a dedicated First Timers division with medals for everyone who crosses the finish line!