Any kind of triathlon takes athleticism, but for elite triathletes looking to push the limits of their endurance, the Ironman Triathlon is the top choice. After swimming 2.4 miles and biking 112 miles, competitors finish the race by running a full marathon. Inspired readers will learn about the training, dedication, and hard work that go into completing one of these remarkable races. Full-color photographs motivate readers, while accessible text makes for a high-interest volume many can appreciate.