Ключевые слова: activity, background, backhoe, backlight, blue, bucket, build, building, bulldozer, construction, crawler, demolition, development, dig, digger, digging, dirt, earth, engineering, equipment, excavate, excavating, excavation, excavator, front, ground, heavy, hydraulic, industrial, industry, loader, machine, machinery, mine, mover, outdoor, power, quarry, sand, scoop, shovel, site, sky, soil, sunset, technology, tractor, vehicle, work, yellow,