<http://schema.org/image_url>
"http://media.al.com/business_impact/photo/alabama-aviation-center-logo-22fa197826c7e786.gif"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.al.com/business/index.ssf/2013/03/alabama_aviation_center_at_a_g.html>