Ключевые слова: action, active, activity, adult, alone, asphalt, blades, boy, caucasian, cheerful, day, dynamic, effort, exercise, exertion, fall, fast, fit, fitness, fresh, fun, happy, healthy, hobby, in line, inline, leisure, lifestyle, male, motion, move, moving, nature, one, outdoor, outside, park, recreation, relaxation, rest, ride, road, roller, rollerblading, rollerskates, rollerskating, run, shadow, skater, skates, skating, smiling, speed, sport, sporty, spurt, summer, sunny, top view, training, urban, wheels, workout, young,