Ключевые слова: 9, 52, 2013, aerobatics, air, aircraft, army, attack, aviation, blue, celebrate, celebrated, celebration, chopper, city, close, closeup, combat, copter, day, festival, fighter, fighting, flight, fly, force, group, helicopter, helicopters, hokum, holiday, ka, may, military, moscow, national, outdoor, outdoors, parade, review, russia, russian, scene, sky, tandem, top, transport, up, victory, view, war, world, wwii,