Fourth event in the Chilterns Classics series this reliability ride takes the participant through the Chilterns. Starting at the Hemel Hempstead CC Club House near Kings Langley, the route travels through Piccotts End, Gadesdon Row, Stanbridge, Great Brickhill. Crossing the grand union canal to Soulbury onto Wingrave. Pass Mentmore going under the infamous Train Robbers Bridge to Slapton, Cublington, Wingrave, Ivinghoe Aston up Beacon Hill onto Northchurch, Ashley Green, Bovingdon and back to the Club House. A great 100 KM route for the Chiltern Classics. The 45 km route option goes to Dagnal then diverts to Ringshal before finishing on the same route as the 100 km.