<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/07/roundel660-520x245.jpg>
<http://thenextweb.com/apps/2012/07/29/tube-star-app-presents-travel-updates-with-a-human-touch-for-the-london-underground/?fromcat=all>