© 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 Clerigos Tower - Porto Porto Town Hall (Camara Municipal) Foz do Douro Promenade Douro - Near Entre-os-Rios Town Hall Detail - Porto Praca Carlos Alberto - Porto