Ключевые слова: active, bell, bicycle, bike, biking, chain, city, cycle, day, ecology, free, fun, handle, lock, lot, lower, many, metal, old, park, pedal, poland, reflector, rent, ride, ring, road, row, seat, spoke, sport, street, summer, tire, tourism, tourist, town, traffic, transport, transportation, travel, urban, vacation, vehicle, wheel,