This might be what it feels like to be a rabbit, or a fox, perhaps. Scurrying along the edge of hedgerows, through labyrinths of close grown bushes, darting out into sunlight and across a field, then back into the shade of a holloway. It’s not Watership Down I’m riding along – though with my knowledge of southern English geography, it might as well be – but instead the new North Downs Way cycle route, running from Farnham to Dover. This is alien geography to me. There are hills – indeed, the first climb out of Guildford (we start here, as...