Ключевые слова: ancient, architecture, below ground, belowground, cave, construction, corrosion, dark, deep, detail, dungeon, excavation, history, illuminated, industrial, industry, interiors, iron, landscape, mine, mine wall, mineral, mountain, natural salt, nature, no people, no person, nobody, pink salt, poriferous, red and white, rust, salt industry, salt mine, skirt, spongy, tourism, touristic, travel destination, tunnel, tunneling, underground,