The region northwards from Porto to the Spanish border has some of Portugal's most exciting countryside. Highlights include the river Douro and the vineyards which supply the grapes for port wine, the river Lima and the Lima valley, picturesque towns like Ponte de Lima and Ponte da Barca, and the Peneda-Geres National Park, an area of natural beauty. This touring guide contains practical information on where to eat and stay, useful addresses, and details of leisure activities. It includes introductory sections on history, flora and fauna, green issues, food and wine.