© All Rights Reserved The River Douro in Porto viewed from the 45 metre high Dom Luis I bridge.On the left is Vila Nova da Gaia, centre of the Port wine industry and on the left is the Ribeira, heart of the city of Porto's nightlifeRelated images Mopeds in Foz - Porto Porto Riverside Porto - Cais da Ribeira Foz do Douro Promenade Ponte da Arrabida - Porto Porto Streets