About: http://webisa.webdatacommons.org/128628171

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	We can also add layers on the modern map showing existing buildings, sewer lines and other features.
http://www.w3.org/ns/prov#wasQuotedFrom	alexandriava.gov