Ключевые слова: arctic, background, beautiful, beauty, berg, blue, canada, cave, clean, climate, cold, cool, ecology, environment, extreme, frigid, frozen, glacial, glacier, global, grotto, high, hike, hiker, hiking, ice, ice cave, iceberg, icy, landscape, melting, mountain, mountains, national, natural, nature, north, outdoor, polar, scenic, travel, unusual, water, wild,