Michael Portillo sets out to sample the delights of the Atlantic coasts of Spain and France, beginning in Bordeaux, where he uncovers a historic British connection to the region's wines. Across the border in San Sebastian, Michael learns how diplomacy brought Britain and Spain closer together and rides on a hair-raising scenic railway. Heading to Bilbao, he explores the industrial ties between France and Spain and learns to cook a traditional Basque dish.