Keywords
aerial, aerial view, bird's eye view, bird's-eye view, blue sky, city, cityscape, clear sky, cloudless, color, color image, colour, culture, day, daylight, daytime, e.u, eu, europe, european, european union, from above, heritage, high angle, high angle view, horizontal, metropolitan, nobody, outdoor, outdoors, outside, photography, porto, porto cathedral, portugal, portuguese, roof, rooftop, sky, skyline, south west europe, southern european, travel, travel destinations, urban, vacations, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, bld178615