Porto Portugal, sunrise city skyline at Porto Ribeira with Douro River and Dom Luis I Bridge

deserted morning break of dawn bridge unesco cathedral church building sacral building skyline city urban river sunrise portugal europe mood historic tourist attraction neighborhood portuguese world heritage site old town atmospheric view southern europe european unesco world heritage morning light city view rio douro ribeira porto downtown northern portugal view over the city city silhouette historic quarter no one morning atmosphere catedral structure sacred building town urban environment atmosphere historical place of interest district world heritage historic center overlook south europe unesco site in first daylight city portrait douro ribeira district midtown view over the town historic district no people morning scene dom construction religious building municipal famous place neighbourhood historic centre facing unesco world heritage site townscape duero city center view on the city nobody morning church building historic city center view into cityscape rio douro river city centre view of the town uninhabited historic city centre view over view of the city douro river town center empty historic old town town view town centre historical old town overlook city scape inner city old city overview inner town old district old town area bridges cathedrals churches buildings skylines cities rivers sunrises tourist attractions old towns view of view of historic quarters historically places of interest outlook city portraits historic districts constructions religious buildings famous places townscapes cityscapes old historic town overlooking city scapes overviews pont kathedrale kirche sun rise sunrisetime sunrise time europe's history image history images sight landmark tourist landmark moody world hertiage in the first light of day urban view unesco world site historic part tourist spot in the centre of