Catch a waft of cool air and a mournful song in Lisbon's labyrinthine AlfamaSplash into the clear waters at the Algarve's pristine Praia da ArrifanaSavor the silky texture and appealing sweetness of a late-bottled vintage portIn This Guide:Four authors, 124 days on-the-ground research, 27 custard tartsFull-color chapters on Portugal's highlights and local tips and insightsDedicated activities chapter covering hiking, surfing and horse-ridingContent updated daily: visit lonelyplanet.com