View of terracota rooftops of The Ribeira district from Dom Luis I bridge, UNESCO World Heritage Site, Porto, Norte, Portugal, Europe

photography horizontal color image travel destinations travel outdoors day large group of people people men adult women portugal europe terracotta rooftop ribeira district building architecture river water city urban scene douro river cloud sky boat woman adults female females person travel destination tourist destination tourist destinations skies rivers flowing water outdoor outside man male males daytime cities urban buildings nautical vessel nautical vessels transport transportation architectural