Experience stunning scenery, culture and sport at the Blenheim Palace Triathlon, taking place from 7 -8 June 2025. This iconic weekend of movement offers both beginner-friendly and advanced challenges, set in the grounds of a UNESCO world heritage site. It's also a perfect family day out; see the historic palace, enjoy the stunning grounds and cheer the triumphant triathletes on.
Sprint
Swim 0.75km, Bike 19.8km, Run 5.4km
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Whether you're a first time runner or seasoned pro, we've got the challenge for you! Join Team Retina UK and help support people affected by inherited sight loss lead better lives today and accelerate the search for treatments for the future. We have places available in hundreds of local events across the UK. Whichever you choose, you’ll get dedicated support from our team to make sure you have all the information you need for race day and top tips to help with your fundraising.