--> Terraced fields on the steep sides of the River Douro Valley. Taken about 20 Km up the Douro from Porto Posted by Travel in Portugal on Sat, 21/12/2013 - 21:17 × Related images The River Douro Valley Funicular dos Guindais Jardim do Morro view Classic Ribeira view - Porto Porto Bridge View Peninsula War Monument - Boavista, Porto