Starting at 04.00 (walkers) or 08.00 (runners) from RAF Wyton Airfield (PE28 2EA), participants follow a circular route, passing through Godmanchester, Graveley, Papworth Everard, Elsworth, Childerley, Dry Drayton, Oakington, Oakington Airfield and Longst
You can use the interactive controls to zoom in and out and to move around the map, or click on a marker for more info. (interactive map help)
