A local tradition that draws thousands of participants each year, this sprint triathlon tests athletes across three disciplines. Competitors will navigate a challenging course featuring a 600-yard freshwater swim followed by a 12-mile bike ride and 5K flat run through James Island County Park. James Island County Park, 871 Riverland Dr. Sunday, 7am. $72-$66. (843)795-4386, www.ccprc.com
