About: http://webisa.webdatacommons.org/187909977

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	works, including pictures and a technical paper (PDF).Update: Danny Sullivan points out that Google's Keyhole software already does 3D city maps.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com