Ключевые слова: air, aircraft, airplane, atmosphere, aviation, blue, bright, chemical, chemtrail, chemtrails, clear, clouds, contrail, contrails, day, direction, engine, flight, fly, flying, high, intersection, jet, journey, line, lines, nature, pollution, power, scene, sky, speed, stripes, sun, sunlight, sunny, tourism, traces, track, trail, trails, transport, transportation, travel, white, yellow,