© All Rights Reserved A particularly placid section of the River Douro as it flows towards Porto. The boat is a barco rabelos one of the boats used to bring the wine down the river from the Upper DouroRelated images Ornate Urinal - Porto Porto River Cruise Boat Igreja de Sao Francisco - Porto Foz do Douro Promenade Cafe behind the Ribeira - Porto Card Game - Foz - Porto