Amersham is a London Underground station in Amersham in the Chiltern district of Buckinghamshire, England which is also used by National Rail services.

Rickmansworth is an interchange railway station in Rickmansworth, Hertfordshire, northwest of central London, served by the London Underground Metropolitan line and by Chiltern Railways. It is one of the few London Underground stations beyond Greater London and as a consequence is in Travelcard Zone 7. The station is a good location to alight from to explore the Chess Valley.