152 mm, 21 volga, a fractal pattern, acs, artillery, blue, building, form, fractals, hits, holiday, howitzer, installation, kazan, layers, machinery, march, may 9, men, moscow, mosque, msta-s, new york, new york city, night, palace square, people, peter, red square, road, russia, self-propelled, square, squares, st. petersburg, street, taxi, the kremlin, times square, times square at night, town, traffic lights, troops, united states, usa, victory day, victory parade