For athletes or aspiring athletes who want to try the swim-bike-run combination of triathlon, here is a list of upcoming Maryland and Virginia races that are deemed "beginner triathlons" by the Web site and that you have enough time to train for -- and the weather might be cooler in September: Sept. 12: Patriots Weekend Sprint Triathlon, Williamsburg. Half-mile swim, 12.4-mile bike, 3.1-mile run. Sept. 19: Health Unlimited Triathlon Challenge, Mount Airy. Quarter-mile swim, 10-mile bike, 3-mile run. Sept. 19: Warrenton Triathlon, Warrenton, Va. 300-yard swim, 11-mile bike, 3.1-mile run. Sept. 25: Hammerman Sprint Triathlon, Gunpowder State Park, Chase, Md. Half-mile swim, 13-mile bike, 3-1-mile run. Sept. 26: Women's Only Sprint Triathlon, Frederick, Md. 300-yard swim, 10-mile bike, 3.1-mile run. Sept. 26: Naylor's Beach Sprint Triathlon, Warsaw, Va. 500-meter swim, 12.4-mile bike, 3.1-mile run. Oct. 2: Osprey Sprint Triathlon, Snow Hill, Md. Half-mile swim, 15.2-mile bike, 3.1-mile run. Oct. 3: Giant Acorn Sprint Triathlon, Bumpass, Va. Half-mile swim, 12.4-mile bike, 3.1-mile run. Oct. 10: Richmond Sprint Triathlon, Midlothian, Va. 400-yard swim, 12.4-mile bike, 3.1-mile Oct. 17: Rec Deeds Tri Challenge, Pasadena, Md. Quarter-mile swim, 14-mile bike, 3.1-mile run.