Ключевые слова: background, balkans, beauty, bulgaria, christmas, city, cityscape, climate, cloud, cold, environment, fog, forest, frost, frozen, garden, ice, january, landmark, landscape, leisure, nature, outdoor, park, relax, road, scene, scenic, scenics, season, sky, snow, snowflakes, snowy, sofia, south park, storm, stylish, tourism, travel, tree, urban, vacation, weather, white, wind, winter, woodland,