Ключевые слова: abstract, action, active, activity, adventure, artifacts, artificial, background, board, bolted, challenge, climb, climbing, color, colorful, colors, copy, difficult, equipment, extreme, facade, fiber, fitness, foothold, game, grey, grip, grunge, grungy, handhold, high, hold, holes, hook, multiple, outdoor, panel, pattern, playground, recreation, ridge, rock, rough, strut, stud, texture, tip, toehold, vertical, wall,