The ocean needs you. Whether you run marathons, take icy dips, or climb mountains – you have the power to make waves.
Have you always wanted to run the London Marathon? Join through a Surfers Against Sewage Charity place.
Find out moreA Half Marathon with a difference. Set your 2026 off to the right start by calling your crew to the Hackney Half start line on Sunday 17th May.
Sign up!The London Landmarks Half Marathon is a closed road, central London run and is the only half marathon to go through both the City of London and City of Westminster.
Sign up!The Brighton Marathon is one of the UK's favourite 26.2-milers. With a stunning backdrop of the sea in one of the country's most vibrant cities, the race gets bigger and better every year.
Sign up!This is the most spectacular half marathon that central London has to offer - it's a unique and inspiring event.
Sign up!Enjoy an incredible closed-road route through central London, past some of the city's most famous landmarks, including Big Ben and the London Eye.
Sign up!One of the UK’s flattest and fastest half marathons. Cruise through Old Trafford, Stretford, and Brooklands on closed roads. Epic support. Live entertainment.
Sign up!Fancy a different challenge? Grab some friends and get stuck into these adult obstacle courses.
Sign up!It doesn't get more iconic in the world of swimming as the Great North Swim. Which distance will you do?
Sign up!Get involved with our epic fundraising challenge, Dip a Day, alongside thousands of other Ocean Activists.
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