Marathon Swims is back and we have some exciting news... a brand new event! Marathon Swims 2022: We will be back in the London Aquatics Centre in 2022. Keep watching this space for information about our launch and event date. NEW event - Marathon Swims SPRING SPRINTS: Introducing the season-opener for the outdoor swimming season... a 1k outdoor swimming time trial, hosted at the fantastic Hillingdon Lido, west London on Saturday 2 April 2022. SPRING SPRINTS gives the chance t