Preview Bridge Ponte Dom Louis I, City Porto (Oporto) at Rio Douro. The old town is listed as UNESCO world heritage. Portugal, Europe Image ID: 746-89044 Artist: Enrico Spanu Purchase a commercial license Buy framed prints & more from our print store boat bridge cellar cityscape dawn dom luis douro heritage horizontal night old town oporto popular porto portugal portuguese ribeira river scene scenic site sunset traditional typical unesco vertical wine winery world heritage site wrought iron
