<http://schema.org/image>
<http://rack.2.mshcdn.com/media/ZgkyMDEyLzEyLzA0LzQ5L25vd3lvdWNhbmFkLjhpdy5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/b9703052/2d2/now-you-can-add-interactive-images-to-your-tweets-3447b8b20a.jpg>
<http://mashable.com/2012/11/07/thinglink-interactive-images-twitter/>