<http://schema.org/primaryImageOfPage>
"http://media.mnn.com/assets/images/2013/06/modern_ghost_town_pripyat_ferris_wheel_2.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/eco-tourism/photos/7-modern-day-ghost-towns/silent-and-spooky>