Ключевые слова: beautiful, beauty, cave, cavern, cavity, cenote, cenotes, civilization, culture, cute, diving, dzitnup, famous place, fresh water, historic, historical, history, lake, landmark, maya, mayan, mexican, mexico, north america, old, precolumbian, sinkhole, speleology, sports, springs, traditional, travel, travel destination, underground, water, yucatan,