Oxfordshire, a land-locked county, is rich in geology, varied in landscape, steeped in history. Through it run the tranquil of the Thames. To the north are the golden stone villages and upland sheep pastures of the Cotswolds. The River Cherwell winds through peaceful cattle meadows and past the walls of the oldest and most celebrated university city in Britain. Great country houses like Blenheim and Chastleton contrast with the car assembly works...