<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/05/Screen-Shot-2012-05-11-at-6.25.51-PM-520x245.png>
<http://thenextweb.com/dd/2012/05/12/type-geeks-heres-the-entire-helvetica-alphabet-turned-into-super-heroes/>