Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Pirin National Park' has mentioned 'Tourism' in the following places:
Occurrence Sentence Text Source
The values of the property as extended retain the attributes of a natural landscape but they closely adjoin areas subject to intensive tourism development that are a risk to the integrity of the property.
The World Heritage property has long been subject to tourism pressure, largely caused by the development of ski facilities and ski runs.
Tourism development within and around the property has not been effectively controlled in the past including some areas that were developed within the property and caused significant damage.