© All Rights Reserved The Arrabida bridge over the River Douro in Porto. The concrete bridge was built in 1963 and was for sometime the widest single span concrete bridge in the world. It is 70 metres above the water and spans 252 metresRelated images Cafe behind the Ribeira - Porto Street between Ribeira and Sé in Porto Typical Porto menu Clerigos Tower at Night - Porto Fonte dos Leões - Carmo - Porto Porto Bridge View