MEXICO CITY.- A historic transaction between the Government of Yucatán and businessman Hans Jurgen Thies Barbachano yesterday allowed the State to buy 83 hectares of land where the archaeological site of Chichen Itza sits for 220 million pesos (17,800,150 USD). The negotiation, which ended two days ago with the signing of an agreement to purchase the land, began more or less a year ago between the Governor Ivonne Ortega Pacheco and Hans Jürgen Thies Barbachano, the owner, who sought the care and protection of historical monuments there to remain as heritage of the State of Yucatan. Chichen Itza was a major focal point in the northern Maya lowlands from the Late Classic through the Terminal Classic and into the early portion of the Early Postclassic period. The site exhibits a multitude of architectural styles, from what is called Mexicanized and reminiscent of styles seen in central Mexico to the Puuc style found among the Puuc Maya of the northern lowlands. The pre