aerial view over porto`s old town, ribeira, duoro river the and the porto bridge luiz i bridge, 17 may 2017.

aerial ancient architecture boat bridge bridgeinporto bridgeporto city cityscape day daytime domluis douro drone duoro duororiver europe european famous historic historical landmark old oporto port porto portoaerialview portoarchitecture portobridge portobuilding portobuildings portocity portoduoro portolandmark portoplaces portoportugal portoribeira portoriver portoview portugal portugallandmark portuguese ribeira river riverinporto roof rooftops sunny top tourism town travel unesco