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 moreThis 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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