Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Taxila' has mentioned 'UNESCO World Heritage Site' in the following places:
Occurrence Sentence Text Source
In 1980, Taxila was declared a UNESCO World Heritage Site.
Taxila was designated a UNESCO World Heritage Site in 1980 in particular for the ruins of the four settlement sites which "reveal the pattern of urban evolution on the Indian subcontinent through more than five centuries".