Stock photography, photos: Cross country ski tracks Stock photos of Cross country ski tracks Photograph: © Esa Hiltula Click for a larger image and more information Keywords associated with this stock photo: Cross, country, ski, tracks, skiing, snow, cold, season, seasonal, winter, wintry, rural, scene, lines, forward, trails, bare, tree, tops, blue, white, sky, altocumulus, clouds, cloudy, birch, birches, treetops, branches, branch, outdoors, nobody, cloudy, illuminate, illuminated, illumination, nature, natural, plants, day, daytime, daylight, sunny, many, upwards, background, pattern, patterned, vertical, weather, climate, air, atmosphere, meteorology, travel, tourism, Nordic, Finland, Europe