Former Episcopal Palace overlooking Ribeira district and Ponte Dom Luis I Bridge, UNESCO World Heritage Site, Oporto (Porto), Portugal, Europe

travel destination photography horizontal colour image europe outdoors day building exterior unesco unesco world heritage site bridge architecture portugal portuguese culture palace episcopal palace ribeira district national landmark old the past history 12th century city douro river douro river dom luis i bridge arch metal 19th century elevated view tree boat transportation large group of people men women front view full length ribeira places of interest oporto porto colour color image color outdoor outside tourist destination travel architectural group historical historic heritage cultural culture transport unesco world heritage sites world heritage site world heritage sites arches arched cities typically portuguese traditional culture tradition traditional traditionally portuguese european