Welcome to the world’s largest triathlon. Set in one of the most famous cities on the planet, get ready to race past the iconic London landmarks with the best athletes in the country keeping you company!

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The atmosphere that is created at the event is what sets it apart from the rest of triathlons in the UK: closed road cycle, very well organised, one of the friendliest triathlons I have done.

- 2016 Participant


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