Ключевые слова: architecture, background, beauty, blue, bridge, building, bush, cloud, color, distant, evergreen, forest, green, high, horizontal, landscape, lush, made, material, mode, mountain, nature, old, outdoors, pine, place, railroad, range, road, scene, sky, space, spring, state, steel, steps, structure, summer, sunset, track, train, tranquil, transportation, travel, tree, usa, vegetation, washington, wood, woodland,