Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Historic Centre of Oaxaca and Archaeological Site of Monte Albán' has mentioned 'World Heritage' in the following places:
Occurrence Sentence Text Source
[1] The city, together with the nearby archeological site of Monte Albxc3xa1n, was designated in 1987 as a UNESCO World Heritage Site.
The city centre was included in a World Heritage Site designated by UNESCO, in recognition of its treasure of historic buildings and monuments.
In 1987, it was declared a World Heritage Site, along with the city of Oaxaca itself.
The World Heritage property, located in the in the region known as central valleys of Oaxaca in the depression formed between the Sierra Madre Oriental and the Sierra Madre del Sur, is composed of two distinct cultural sites: the historic centre of Oaxaca de Juarez and the archaeological site of Monte Albxc3xa1n.