<http://schema.org/image>
<http://static1.squarespace.com/static/526d79a7e4b0ed5884996ebe/t/529e83fde4b01d88f81cb726/1473732961737/>
<http://www.richardharrington.com/blog/2010/06/11/merge-to-hdr-pro-hdr-toning-photoshop-cs5>