Clare Balding's brilliant new book of very British adventures 'Growing up on a racing yard, I used to know the geography of the UK only by racecourses. A bit like my brother thought the seasons of the year were "Flat" and "National Hunt", I regarded Newmarket as the capital of the world and Lambourn as a major city of industry . . .' In the Balding family, walking just took too long - Clare galloped through the countryside and she galloped through...