Chichén Itzá, a major pre-Columbian city of the Maya civilization in Mexico’s Yucatán Peninsula, features monumental architecture such as the Pyramid of Kukulcán, the Great Ball Court, and elaborate observatories, reflecting advanced knowledge of astronomy, mathematics, and urban planning... #Chichén Itzá, a major pre-Columbian city of the Maya civilization in Mexico’s Yucatán Peninsula, features monumental architecture such as the Pyramid of Kukulcán, the Great Ball Court, and elaborate observa