A longer loop from Balsham to Newmarket with a more direct route back via Reach.
This variant heads out via Hildersham to avoid the footbridge at Abington. The route works equally well in reverse - we have a similar reverse route in the library.
This route passes through Cambridge (0km/0mi), Great Shelford (5km/3mi), Sawston (10km/6mi), Great Abington (16km/10mi), Hildersham (19km/12mi), Balsham (23km/15mi), West Wratting (27km/17mi), Weston Green (29km/18mi), Carlton Green (32km/20mi), Temple End (34km/21mi), Great Thurlow (36km/22mi), Little Thurlow (36km/22mi), Great Bradley (38km/24mi), East Green (40km/25mi), Kirtling (45km/28mi), Saxon Street (48km/30mi), Newmarket (51km/32mi), Exning (57km/35mi), Burwell (63km/39mi), Reach (66km/41mi), Swaffham Prior (68km/42mi), Commercial End (70km/43mi), Swaffham Bulbeck (70km/44mi), Bottisham (72km/45mi), Stow cum Quy (76km/47mi), Quy Waters (78km/48mi) and Cambridge (78km/49mi).