Enter Now You can enter this event on the official ActiveTrainingWorld website. Enter from Mon 17 Aug Event Info Run Fest at Lee Valley Half Marathon: 2 Laps 10K: Single Lap Course Profile: Flat and Fast Organiser: Active Training World Other ATW Events Running Events: Love Welwyn Garden City 10K Hillingdon Half & 10K Kempton Park Chase Welwyn Half Marathon Run Fest at Lee Valley Prosseco 5K Ten Fest at Lee Valley St Albans 10K Hatfield 5 Multi Sport Events: Ashridge Duathlon Hertfordshire Triathlon Stewartby Lake Triathlon Box End Triathlon Centurion Triathlon
