Ключевые слова: abstract, activity, background, big, boot, closeup, cold, color, day, december, design, direction, extreme, foot, footprint, fresh, frost, frozen, hiking, human, ice, january, mark, mountaineering, nature, outdoor, pattern, paw, print, season, seasonal, shoe, snow, snowflake, snowy, step, texture, trace, track, trail, travel, walk, weather, white, winter,