You should know 10 wild swimming spots close to London
• Swim in the clear waters and modest current of the River Cam. Expect crowds on the river in high summer, especially at weekends.
• Walk: Shepreth Railway Station to Cambridge – 9.5 miles across farmland and riverbank, via the villages of Barrington, Harston, Haslingfield and Grantchester.
Kirby Cross, Essex
• Swim: Along the shore the swimming is exceptional in the North Sea. The beaches are sandy and pleasant for sitting on too.
• Walk: From Kirby Cross train station head to Frinton and walk around 5 miles along the coast towards Walton on the Naze, from where you can get a return train.