About: http://webisa.webdatacommons.org/377636018

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	John Achenbach has a blog entry about how the demise of the Potomac River canal system (The Great National Project) proves that going into space is a waste of time and money.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com