About: http://webisa.webdatacommons.org/422922135

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The largest one is 15 acres around and the largest earthen structure in the Western Hemisphere.
http://www.w3.org/ns/prov#wasQuotedFrom	teachinghistory.org