Full Distance Triathlon Western Australia – Busselton Busselton offers a fast and accessible full-distance triathlon course, perfect for first-timers and seasoned athletes chasing a personal best. Swim (3.8KM): A two-lap course starting from Busselton Foreshore, keeping athletes closer to shore for calmer conditions. A short run separates the laps before re-entering the water. Bike (180KM): A flat, fast, two-lap course along the coast and through the scenic Tuart Forest, offering stunning ...