Dullingham Road, Newmarket
Introduction
The photograph on this page of Dullingham Road, Newmarket by David Howard as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © David Howard Taken: 8 May 2017
I am guessing this is a Roman road. Apart from the fen district which is very flat most British A roads follow the contours besides Roman roads.