Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Monumental Earthworks of Poverty Point' has mentioned 'Park' in the following places:
Occurrence Sentence Text Source
In 1960, John Griffin, who at the time was the Southeast Regional Archaeologist for the National Park Service, suggested to the Federal government that Poverty Point be declared and established a National Monument.
The Monumental Earthworks of Poverty Point is a publicly-owned and managed archaeological park in the parish of West Carroll, State of Louisiana, United States of America.