Ключевые слова: activity, bright, building, bulldozer, career, clinker, colorful, construction, crater, dig, digger, earth, equipment, excavator, geology, gravel, heavy, hydraulic, iceland, industrial, industry, ladle, land, landscape, loader, machine, machinery, material, metal, mine, outdoor, pit, quarry, red, road, rock, rural, sand, scoop, shovel, sky, stone, summer, tractor, transport, vehicle, volcanic, work, yellow,