Ключевые слова: abstract, activity, adventure, atmosphere, bicycles, bicyclists, bike, blurred, city, city life, city lights, cityscape, community, commute, cycling, cyclists, dynamic, energy, evening, exercise, fast, fitness, freedom, glow, illumination, lights, luminance, motion, motion blur, movement, neon, night, night cycling, night ride, nightlife, outdoor, paths, recreation, rhythm, riders, riding, speed, sport, street, traffic, transportation, travel, urban, wheels,