Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Doñana National Park' has mentioned 'World Heritage' in the following places:
Occurrence Sentence Text Source
The area was declared a World Heritage Site by UNESCO in 1994; in 2006 the park recorded 376,287 visitors.
In 1994 it was listed by Unesco as a World Heritage Site, enabling the establishment of programs to preserve and manage the area.