Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Fossil Hominid Sites of South Africa' has mentioned 'Hectares' in the following places:
Occurrence Sentence Text Source
Declared a World Heritage site by UNESCO in 1999,[4] the site currently occupies 47,000 hectares (180xc2xa0sqxc2xa0mi)[5] and contains a complex of limestone caves.