Dom Luis I Bridge, elevated view, Porto, Portugal, Europe

travel destination photography horizontal colour image europe clear sky blue outdoors day building exterior bridge architecture portugal portuguese culture porto elevated view national landmark old the past history dom luis i bridge arch metal 19th century high angle view roof incidental people house residential building river water douro river boat connection places of interest colour color image color outdoor outside tourist destination travel architectural high angle from above looking down background people people in the background historical historic heritage cultural culture arches arched typically portuguese traditional culture tradition traditional traditionally portuguese european