Half Distance Triathlon Cairns – 36-Week Training Plan for Senior Triathletes 60+ This course is stunning—but also challenging. From the open water at Palm Cove to the fast scenic bike leg along the Captain Cook Highway, to the two-lap run under the tropical sun on the Cairns Esplanade—you need a training plan designed for your body, your schedule, and your goals. This 36-week Half Distance Triathlon training plan is built specifically for senior athletes like you. Whether you're returning ...