Ключевые слова: archaeological site, attraction, cave, cenote, cenote sagrada, central america, chichen itza, destination, doline, earth, fresh water, geology, geomorphology, green water, groundwater, holy, holy spring, karst, karst pit, karstic, latin america, limestone, maya, mayan, mesoamerican, mexico, nature, north america, pit, planet, ruin, ruined, ruins, sacred, sacred cenote, sacrifices, sagrado, sights, sinkhole, source, spring, tourism, travel, underground, unesco world heritage, water, water table, well, world heritage, yucatan,