Keywords
aerial, alfresco, apparent horizon, architecture, austria, azure, blue, blueness, bluiding exterior, building exterior, building structure, buildings, butte, chromatic color, chromatic colour, church, cipher, city, city scape, citycscape, cityscape, clear sky, color, color image, color-image, colored, colorimage, colors, colour, colour image, colour-image, colours, cover, covering, cypher, day, elevation, europe, exterior, exteriors, high angle, high angle view, high angle-view, high view, high-angle, high-angle view, high-view, hill, hillock, hills, horizon, house, houses, line, natural elevation, nature, no body, no one, no people, no-body, nobody, nonentity, nonexistent, out of doors, out-of-doors, outdoor, outdoors, outside, outsides, perpendicular, photo, photo graphy, photo-graphy, photographs, photography, photography themes, photos, pictorial representation, picture taking, picturing, plumb, protection, protective cover, residential district, residential structure, river, roof, roofs, rooftop, rubberball, salzburg, scenics, selective focus, sensible horizon, sky, skyline, spectral color, spectral colour, top, town, tree, trees, upright, urban landscapeblue, urban scene, vertical, vertically, visible horizon, water, 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, b02008