Ключевые слова: adventure, background, blue, bridge, cloud, construction, direction, engineering, famous, forest, green, heritage, highland, hill, historic, horizon, iron, journey, jungle, landscape, lane, line, long, mountain, national, nature, outdoor, perspective, rail, railroad, railway, road, rural, scenic, sky, steel, stone, straight, tourism, track, trail, train, transit, transport, transportation, travel, tree, valley, way,