Rabelos boat on Douro River, Serra do Pilar Monastery, Ponte Dom Luis I Bridge, UNESCO World Heritage Site, Porto (Oporto), Portugal, Europe

travel destination photography horizontal colour image europe portugal portuguese culture outdoors day building exterior architecture transportation porto oporto unesco world heritage site unesco rabelos boat douro river river monastery place of worship religion old the past history ponte dom luis i bridge national landmark dom luis i bridge bridge arch arch bridge elevated view market stall large group of people men women side view full length water 19th century colour color image color outside tourist destination travel architectural landmark place of interest group historical historic heritage cultural culture transport unesco world heritage sites world heritage site world heritage sites arches arched typically portuguese traditional culture tradition traditional traditionally portuguese european x 2018m2 x printready