Triathlon is one of the fastest-growing sports in the world, and the London 2012 competition in Hyde Park promises to draw large enthusiastic crowds.
The women's event takes place on Saturday 4 August, with the men's following on Tuesday 7 August.
View the full London 2012 Triathlon schedule
Triathlon races combine swimming, cycling and running, with events conducted over a variety of distances. At London 2012, the men’s and women’s Triathlons will consist of a 1500m swim, a 43km bike ride and a 10km run. The transitions between the swim, the bike and the run are part of the race – crucial seconds can be gained or lost in the transition area.
The competition will see 55 men and 55 women battle for a medal across the three disciplines.
All entries for Triathlon will be confirmed following the sport entries deadline on 9 July 2012
Find out more about the Triathlon competition at London 2012