Ключевые слова: background, big, car, career, cold, construction, copper, crater, curve, deep, dig, earth, ecology, engineering, environment, equipment, exploitation, extracting, fossil, geological, geology, gold, heavy, industrial, industry, iron, land, landscape, large, layered, metal, mine, mineral, mining, nature, open, ore, panoramic, pit, quarry, resources, road, rock, season, snow, stone, technology, truck, white, winter,