IRONMAN Cairns is a prestigious triathlon event held in Cairns, Queensland, serving as the Asia-Pacific Championship. Known for its breathtaking tropical setting and challenging course, the race attracts elite athletes and passionate triathlon enthusiasts from around the globe. The swim segment of IRONMAN Cairns takes place in the crystal-clear waters of the Coral Sea. Participants dive into the ocean and embark on a 3.8-kilometer (2.4-mile) swim. The course offers a unique opportunity to swim ...