© 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 Mopeds in Foz - Porto Arrabida Bridge - The arch from below Escadaria Entre-Quintas - Porto Passeio das Virtudes - Porto Porto Tram - Drivers View Porto - Houses behind the Ribeira