<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/08/turf_tnw-520x245.png>
<http://thenextweb.com/apps/2012/08/02/kickstarter-project-turf-geography-club-launches-its-foursquare-monopoly-app/>