Ключевые слова: below, cave, cavern, cenote, chichen, crystal, deep, destination, fantastic, fresh, geologic, geology, groundwater, hole, itza, jungle, lagoon, lake, landmark, landscapes, light, mexican, mexico, misterious, mysterious, natural, nature, peninsula, pond, pool, pure, recreation, rock, roots, sinkhole, stone, swim, tourism, transparent, travel, tropical, tulum, under, underground, vegetation, water, yucatan,