Ключевые слова: abstract, africa, ancient, antique, architecture, art, background, beautiful, blue, brown, building, building site, cave, concept, construction, design, ditch, drain, dry, equipment, excavations, ground, grunge, landscape, map, mountain, mountains, nature, new city, new district, outdoor, paper, pipe, pipeline, pipes, plumbing, rock, sand, site, stone, street, summer, sunny, surface, texture, unearth, vintage, wall, water, white,