Ключевые слова: activity, aerial, block, bucket, bulldozer, city, construction, contractor, digger, earth, equipment, excavation, excavator, field, hat, hydraulic, industrial, industry, lapse, large, line, loader, machine, machinery, metro, mover, new, perspective, realty, road, sand, scoop, shovel, site, sky, soil, station, structure, sub, subway, sunny, technology, time, timelapse, tractor, underground, vehicle, work, yellow,