Whether you choose to ride just a short section, or perhaps the full circuit over a number days, the Chilterns Cycleway  is well worth a visit.
This cycling route passes through Buckinghamshire, Oxfordshire, Bedfordshire and Hertfordshire, taking in some of the best landscapes in these counties.
It is a circular cycle route through the Chilterns Area of Outstanding Natural Beauty.  The route is mainly on-road and is signposted throughout.
Many will find it is suitable for a leisurely one-week tour. But there are lots of options for splitting up the route into shorter sections and exploring a bit at a time.
Detailed maps and routes of the 23 sections can be downloaded from the Chilterns Cycleway website . There are also a selection of day rides  to choose from. A full guide book can also be purchased too.