Ключевые слова: active, adrenaline, amusement, back view, bicycle, bicyclist, biker, bikes, bmx, casual clothing, city life, conceptual, copyspace, cycling, cyclist, entertainment, extreme, faceless, freeride, freestyle, guy, hobby, horizontal, human, leisure activity, lifestyle, male, man, mode of transport, outdoors, panoramic, passion, person, practice, public, resting, riders, sitting, sport, sportive, transportation, two people, unrecognizable, urban scene, vehicle, wheel, young,