The Chilterns.
Good shout. Train out beyond reading, walk anti-clock and then back along the thames to henley to twyford and train back. Nice one.
Goring or Streatley are probably good starting points.
@skinny started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
The Chilterns.