<http://schema.org/url>
<http://www.joystiq.com/2013/03/27/take-a-tour-of-the-videogame-history-museum-at-gdc-2013/>
<http://www.engadget.com/2013/03/27/take-a-tour-of-the-videogame-history-museum-at-gdc-2013/>