<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb1f7a3625a_-_iceland-geothermal-05-1013-lgn.jpg>
<http://www.popularmechanics.com/science/energy/g1337/tour-one-of-icelands-incredible-geothermal-plants/>