<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/04/2012-04-09-12h20_35-520x245.jpg>
<http://thenextweb.com/insider/2012/04/09/1-billion-photo-filters-and-what-the-hell-facebook-is-doing/>