Ключевые слова: ancient, beautiful, beauty, calcium, carbonate, castle, cotton, crystalline, denizli, famous, flowing, formation, fortress, geological, geology, heritage, hill, hot, landmark, landscape, limestone, mineral, mountain, nature, outdoor, pamukkale, pool, rock, scenic, spring, steam, steep, terrace, thermal, tourism, travel, travertines, turkey, turkish, unesco, water, white,