Douro River and Cityscape of Porto, elevated view, Porto, Portugal, Europe

travel destination photography horizontal colour image europe outdoors day building exterior architecture portugal portuguese culture river water porto city elevated view douro river urban scene cityscape high angle view cloudy sky boat transportation bridge side view full length men women large group of people arrabida bridge colour color image color outdoor outside tourist destination travel architectural high angle from above looking down group transport cities typically portuguese traditional culture tradition traditional traditionally portuguese european