Ключевые слова: abandoned, aerial, beroun, big, blue, bohemia, canyon, canyoning, cave, cliff, clouds, countryside, czech, czechia, dramatic, environment, geology, grand, hiking, industry, karlstejn, lake, landscape, limestone, mine, moraine, mountain, natural, nature, old, outdoor, outdoors, prague, quarry, rock, rocky, scenery, sightseeing, stone, tourism, travel, valley, water, winter,