Dorney Lake Duathlon

RunThrough's Dorney Lake Duathlon, held at Dorney Lake, Windsor, UK, offers three race formats: Super Sprint Duathlon (2.5km run, 9.5km bike on road, 2.5km run), Sprint Duathlon (5km run, 19km bike, 2.5km run), and Standard Duathlon (10km run, 38km bike, 5km run). The flat, scenic venue provides a fast, chip-timed course with clearly marked distances and multiple laps. A relay option is available for teams of two or three.

The event features a friendly marshals team, a lively event village with food and drink, themed medals, and free race photos, plus post-race goodies. Set around an inspiring Olympic venue. Visit the organization's website for the most recent information.