Other sights in CambridgeshireCambridgeshire, England

Britain's only permanent American Second World War cemetery, its curving Wall of the Missing and 3,800 graves on a hillside at Madingley.

The largest Roman burial mounds in northern Europe, a cluster of grassy cones hidden in trees at tiny Bartlow near the Essex border.

A vast Anglo-Saxon earthwork running dead straight for seven miles from the fen at Reach to the wooded chalk, walkable along its crest.

Bronze Age timber causeway preserved in the Peterborough peat, with a reconstructed roundhouse and a museum of fenland finds.

A second great Anglo-Saxon defensive bank crossing the chalk near Fulbourn, a chalk-grassland ridge walk rich in wildflowers.

Europe's largest air museum, on a surviving Battle of Britain airfield, with hangars of historic aircraft and regular flying displays.

A 14th-century fortified tower on the edge of Peterborough, famous for the most complete set of domestic medieval wall paintings in England.

Preserved steam line running for miles along the Nene through Ferry Meadows into Peterborough, with a working museum yard.

A small fen-village museum of the great diesel and steam engines that pumped the Fens dry, run to thundering life on open days.

Working farm and country centre near Peterborough built around a rare 18th-century watermill still in turning order.

A small, friendly wildlife park between Cambridge and Royston, home to red pandas, big cats and a bug house.

A rare survival, one of only a handful of medieval bridges in England still carrying a stone chapel, spanning the Great Ouse.

A preserved 1831 steam beam-engine and its tall chimney beside the Old West River, once scooping fen water up to the drain.