Ключевые слова: 4th, abstract, anniversary, background, beautiful, blue, bright, carnival, celebrate, celebration, cheerful, christmas, color, colorful, dark, day, evening, event, explode, explosion, festival, festive, fire, fireworks, flash, fourth, happy, holiday, independence, magic, majestic, merry, new, night, party, peter, petersburg, red, reflection, river, rocket, romantic, salute, sky, splash, up, valentine, white, works, year,