<http://schema.org/image>
<http://rack.3.mshcdn.com/media/ZgkyMDEyLzEyLzA0L2U0L2dvb2dsZXNpZ242LjViYi5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/fa65a8ed/303/google-sign-600.jpg>
<http://mashable.com/2012/04/24/google-drive-hands-on/>