Is There An Ironman Mileage Chart For Cozumel? Experience the breathtaking Ironman in Cozumel and uncover the stunning scenery and challenging distances that await. Whether you’re an athlete or a spectator, the annual event is not to be missed. Discover everything from authentic Mexican breakfasts to the oceanic wonders at Hol Chan Marine Reserve on this tropical island playground. And don’t miss a beat with our ultimate guide to road rules and popular accommodations for Ironman visitors!