The World Heritage site Cichén Itzá is in which country?
World Heritage Site previously thought and require immediate conservation action. There are 1092 World Heritage Sites located in 167 states. Of these, 845 are cultural, 209 are natural and 38 are mixed properties. The World Heritage Committee has divided the world into five geographic zones which it calls regions: Africa, Arab states, Asia and the Pacific, Europe and North America, and Latin America and the Caribbean. Russia and the Caucasus states are classified as European, while Mexico and the Caribbean are classified as belonging to the Latin America & Caribbean zone, despite their location in North America. The UNESCO geographic zones also give
World Heritage Site nominated property on the World Heritage List and sometimes defers or refers the decision to request more information from the country which nominated the site. There are ten selection criteria – a site must meet at least one of them to be included on the list. Up to 2004, there were six criteria for cultural heritage and four criteria for natural heritage. In 2005, this was modified so that there is now only one set of ten criteria. Nominated sites must be of "outstanding universal value" and meet at least one of the ten criteria. These criteria have been modified