About: http://webisa.webdatacommons.org/432035479

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	In fact, it is believed that the falls are approximately 12,000 years old, and there was a time when the the falls weren???t so grand.
http://www.w3.org/ns/prov#wasQuotedFrom	imaxniagara.com