A triathlon is one of the trickiest and most difficult types of event you can try, but the challenge is what makes it great. The triathlon comprises of a swimming section, followed by a large bicycle ride, and finally a long stretch of running.
There are normally 4 types of triathlon that people take part in, sprint, olympic, half and full. Each one gets longer in distance and therefore difficuilty. Sprint is around 26km whereas the full triathlon is over 125km. You might also see 'Ironman 70.3' events, this refers to the total amount of miles in the triathlon - 1.2 miles swimming, 56 miles cycling and 13.1 miles running.
We have picked out the best UK triathlon events taking place in 2017. We have lots more listings availbale, just click on the 'Triathlons' tab at the top of this page to find them.
This event is well established as having one of the most challenging bike and run courses on the IRONMAN calendar. It also boasts the most spectacular swim location of any IRONMAN event, and the inspiration gained from one of the most vocal and enthusiastically-supported events with tens of thousands of spectators who turn out for race day on all three discplines.