Get Active in the Lee Valley Page 1 of 1 Starting Point: Fishers Green car park Stubbins Hall Lane, Crooked Mile, Waltham Abbey, EN9 2EF Refreshments Lee Valley Park Farms – 5 minutes from route. Distance: 1¾ miles Route Summary: A circular route around the glorious Seventy Acres Lake. Discover the habitat and behaviour of one of England’s best loved mammals Terrain: Surfaced paths with one bridge with a steep incline.