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Triathlon - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Triathlon
A triathlon is a multiple-stage competition involving the completion of three continuous and sequential endurance disciplines. While many variations of the sport exist, triathlon, in its most popular form, involves swimming, cycling, and running in immediate succession over various distances. Triath
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Ironman Triathlon - Wikipedia, the free encyclopedia
en.wikipedia.org/wiki/Ironman_Triathlon
An Ironman Triathlon is one of a series of long-distance triathlon races organized by the World Triathlon Corporation (WTC) consisting of a 2.4-mile (3.86 km) swim, a 112-mile (180.25 km) bicycle ride and a marathon 26.2-mile (42.2 km) run, raced in that order and without a break. Most Ironman ev