Ключевые слова: action, active, activity, adrenaline, blow, blue, board, exercise, extreme, fast, fun, lake, landscape, man, mountain, nature, outdoor, people, recreation, sail, sailboard, silvaplana, sky, speed, sport, summer, surf, surfer, surfing, swiss, switzerland, water, watersport, wave, wind, windsurf, windsurfer, windsurfing, windy,