Ключевые слова: a cyclists feet, active, activity, adventure, asphalt, bicycle, bicycle path, bicycling, bike, biker, biking, boy, celebrate, child, childhood, children bike, childrenday, childrensday2020, city, cycle, cyclist, drive, ecological, happychild, hat, healthy, holiday, internationalday, kid, learn, lifestyle, nature, outdoor, park, practicing, recreation, ride, riding, road, safety, seasonal, specialday, sport, street, summer, sunlight, sunny, track, transportation, urban,