Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Hierapolis-Pamukkale' has mentioned 'World Heritage' in the following places:
Occurrence Sentence Text Source
It was added as a UNESCO World Heritage Site in 1988.
Hierapolis-Pamukkale is legally protected through national conservation legislation, but there is no specific planning legislation to protect World Heritage properties.
In 1990, an area of approximately 66 km2 (larger than the World Heritage property) was registered as a xe2x80x9cspecial protected areaxe2x80x9d by decision of Cabinet.