<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/640x430/54eba31cc985c_-_cambridge-massachusetts-harvard-university-xl.jpg>
<http://www.womansday.com/life/travel-tips/tips/g820/cool-cities-in-the-us/?src=shelter_footer>