<http://schema.org/image_url>
"http://media.nola.com/traffic/photo/west-esplqanade-avenue-trafficjpg-59090b10a362da11.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.nola.com/politics/index.ssf/2013/01/kenner_roads_damaged_after_hur.html>