<http://schema.org/image>
<http://pop.h-cdn.co/assets/cm/15/05/640x320/54caec3231f94_-_geckobot-0612-de.jpg>
<http://www.popularmechanics.com/technology/robots/a7757/gecko-like-bot-walks-upside-down-9507666/?click=pm_latest>