About: http://webisa.webdatacommons.org/157671636

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	National Geographic topo Maps show terrain on earth as well as worlds beyond, such as Mars, or other planets.
http://www.w3.org/ns/prov#wasQuotedFrom	maps.com