<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/02/4745520501_da25937a79_z-520x245.jpg>
<http://thenextweb.com/socialmedia/2012/02/02/last-month-1-in-every-5-pages-viewed-on-the-web-belonged-to-facebook/>