IronMan 70.3 - Cancun, Mexico 2010

An Ironman 70.3, also known as a Half Ironman, is one of a series of middle-distance triathlon races organized by the World Triathlon Corporation (WTC). The "70.3" refers to the total distance in miles (113.0 km) covered in the race, consisting of a 1.2-mile (1.9 km) swim, a 56-mile (90 km) bike ride, and a 13.1-mile (21.1 km) run.