HALF DISTANCE TRIATHLON Western Sydney in Penrith, New South Wales SWIM - 1.9kmEnjoy a single-lap swim in Penrith Lake at the Sydney International Regatta Centre (SIRC), an Olympic venue. The sheltered course with 66°F (19°C) water temp is perfect for all levels. Athletes start from a pontoon, pass under the Olympic Bridge, and exit at the warm-up lake boat ramp. Wetsuit rulings are announced race morning. BIKE - 90kmRide a scenic two-lap course with views of the Blue Mountains. Cyclists loop ...