Stock photography, photos: Skyscraper Stock photos of Skyscraper Photograph: © Elisabeth Cölfen Click for a larger image and more information Keywords associated with this stock photo: scenery, nature, skies, horizontals, conceptual, aluminum, success, sky, ecology, asphalt, building material, architectural, habitat, aluminium, environmentalism, building, commercial building, edifices, concepts, industrial building, office building, ecosystem, skyscraper, concept, structures, architecture, environment, office, building materials, edifice, day, glass, city, horizontal, construction materials, power