Most of Michigan is in the Eastern Time Zone The four counties of Dickinson, Gogebic, Iron and Menominee, in the western Upper Peninsula, are in the Central Time Zone.
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.
Ironman 70.3. In 2006, the Ironman organization developed the Ironman 70.3 triathlon event. This triathlon competition is made up of a 1.2 mile swim, 56 mile bike ride and a 13.1 mile run. It may also be considered a half-triathlon as it is exactly half the distance of each event of the Ironman Series. Ironman 70.3 triathlon events can be found around the United States as well as around the world.