A fairly easy, flat, medium pace walk through the Chilterns countryside mainly following the South Bucks Way with the opportunity to visit two or three interesting churches.
Route: Old Amersham, Shardeloes Lake, Little Missenden, Little Kingshill, Great Missenden.
Food: picnic on Kingshill Village Green with a cafe and a pub nearby. A possible drinks stop a little earlier on in the walk.
Travel: Marylebone 9.27 arriving Amersham 10.02 (or take the Metropolitan Line if it is more convenient for you). Freedom Pass holders travel free to Amersham and will need only buy a single from Great Missenden to Amersham for the return journey.