approximately long and links with the Metropolitan line stations of Chesham, Chorleywood and Rickmansworth, giving visitors the chance to walk either part or the entire route. The route can be followed in either direction and is clearly way-marked. Most of the route is on public footpaths, but there are short sections on roads. References External links Chilterns Area of Outstanding Natural Beauty Watercress beds at Sarratt Chess Valley Archaeological and Historical Society Dry river bed in 2006 Chesham Geography of Three Rivers District 1Chess Rivers of Buckinghamshire Rivers of Hertfordshire