SWIM - Approx. .6 miles in river - Starts at the North end. OR First Run - DUALTHLETES ONLY - Approx. 1.5 run. BIKE - Approx. 14.5 miles - head north to Fort Hunter turn around in parking lot. RUN - Approx. 2.8 miles on City Island. Race held at Harrisburg City Island. Chip timing. Proceeds benefit the Cystic Fibrosis Foundation.