<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2014/02/googlemaps_android_2-520x245.jpg>
<http://thenextweb.com/apps/2014/07/24/google-maps-challenges-foursquare-new-explore-feature-android-ios/explore-2-2/>