Ключевые слова: activity, adult, adventure, air, balloon, basket, being, blue, burning, cloud, danger, extreme, fire, flame, flying, fun, high, hot, landscape, leisure, lifted, men, midair, motion, mountain, natural phenomenon, nature, outdoors, parachute, physical, propeller, pursuit, recreational, rural, scene, sky, smoke, speed, sport, sports, structure, summer, transport, transportation, travel, up, vehicle, wind,