10 miles - undulating.
Start on A224 just after left junction with Otford Lane. Ride North to roundabout, taking 3rd exit to continue North on A224 to major roundabout and junction with A21. Take 2nd exit to ride West on A21 dual carriageway then take sharp left turn into London Road Eastbound past Knockholt railway station. At roundabout, take first exit to repeat a lap of the A224, A21 roundabout left turn and sharp left turn into London Road Eastbound past Knockholt railway station. At roundabout, this time take 3rd exit onto Southbound A224 passing the start location and continue down Polhill to roundabout. Take 1st exit left, crossing bridge over M25 motorway. Ride South East, then take 1st left into London Road by Rose & Crown pub, and continue Northbound up London Road to finish.