<http://schema.org/image>
<http://rack.2.mshcdn.com/media/ZgkyMDEzLzAzLzE5L2IzL0VhcnRocmlzZS5hMzY5Mi5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/aa225774/fd7/Earthrise.jpg>
<http://mashable.com/2013/03/19/lunar-orbiter-image-recovery-project/>