Stock photography, photos: Light, stairs, and storage tank Stock photos of Industrial abstract of shadow and shape of light and stairs. Photograph: © Dan Creighton Click for a larger image and more information Keywords associated with this stock photo: ecosystem, ecology, America, environmentalism, landscape (industrial), plant, industriousness, architecture, structures, building, abstract, US, contaminated, light, industry, landscape (ugly), North America, manufacturing facility, pollute, Pennsylvania, PA, world regions & countries, United States of America, shadowed, IMAGE/COLOR/STYLE/FORMAT, pollution, shadow, lighting, abstraction, polluted, architectural, CATEGORIES, capitalism, trade, USA, concept, conceptual, edifices, edifice, concepts, environment, commerce, contaminate, industrial building, square, industrial abstracts, air pollution, business, horizontals, shape, mercantilism, industrial safety, factory, enterprise, smog, safety, horizontal, CHARACTERISTICS, building detail, architectural detail, stairway, stairs, steps, step