Free entry to spectators
Paid for entry for participants
About the event
Marathon Swims is the ultimate swimming challenge.
Swimming now has its own marathon. Marathon Swims is a series of pool-based, 10k, 5k and 1k distance challenge events that is redefining swimming.
The world’s first Marathon Swims event takes place Saturday 11th November 2017 at the Pool of Champions and the venue of the London 2012 Olympic and Paralympic Games – the London Aquatics Centre, on Queen Elizabeth Olympic Park.