ATW Centurion 100km Triathlon Box End

The ATW Centurion 100KM Triathlon at Box End Lakes, Bedford, is a challenging multisport event organized by Active Training World. The race features a 2.2km swim in the clear waters of Box End Lake, followed by an 81km bike ride on fast country roads, and concludes with a 20km off-road run, totaling 100km. This event suits athletes aiming to progress beyond standard triathlon distances or preparing for half-Ironman races.

Additional options include standard and sprint triathlons, aquabike, and relay teams. The course is well-marked with supportive marshals, free photos, and a custom medal. Camping is available on-site, and the event supports Alzheimer's Research UK charity. Visit the organization's website for the most recent information.