Waltham Common Lock is a lock on the River Lee Navigation at Waltham Cross in Hertfordshire, England. The lock is located in the River Lee Country Park and stands close to the Broxbourne White Water C

Lee Valley White Water Centre is a white-water slalom centre in the Middle Lea Valley, in the Borough of Broxbourne, Hertfordshire. It was constructed to host the canoe slalom events of the London 201