Ribeira district, UNESCO World Heritage Site, Porto (Oporto), Portugal, Europe

travel destination photography vertical colour image ribeira district unesco world heritage site porto oporto portugal europe outdoors day building exterior architecture urban scene clear sky blue unesco portuguese culture low angle view residential building incidental people city colour image colour color image color outside tourist destination travel architectural low angle from below looking up background people people in the background unesco world heritage site unesco world heritage sites world heritage site world heritage sites typically portuguese portuguese culture traditional culture tradition traditional traditionally portuguese