<http://schema.org/image>
<http://rack.0.mshcdn.com/media/ZgkyMDEzLzExLzI4LzBhL2NhbXB1c2Ryb25lLmU1ZDE5LmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/3ea43112/a36/campus-drone.jpg>
<http://mashable.com/2013/11/28/drone-campus-guide/>