Indoor triathlon Indoor triathlon An indoor triathlon is a nonstandard variation of the triathlon and consists of three events: swimming, cycling, and running. The swim is held in an indoor pool, the cycling takes place on stationary bikes, and the run takes place on an indoor track or treadmill. Indoor triathlons are generally held in fitness clubs to accommodate all three sports. In some competitions participants are judged by the distance they travel in each event in a set amount of time. Times can vary between races. On other occasions, the triathlon is conducted in the same manner as an outdoor triathlon
International Triathlon Union Triathlon World Championships was held giving the sport of winter triathlons its own world championship. Then in 1998 the Aquathlon World Championships were inaugurated giving aquathlon its own world championship. In 2009 the Triathlon Mixed Relay World Championships was held to organise an elite level international relay. The most recently created tournament is the Cross Triathlon World Championships similar to the long distance it was created to allow the sports governing body to have a world championship instead of XTERRA Triathlon. The world championship events organised by the ITU include: International Triathlon Union The International Triathlon Union (ITU) is the