<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/768x516/54caa84e46575_-_factories_02_0610-lg-4173-xln.jpg>
<http://www.popularmechanics.com/technology/design/g320/the-worlds-18-strangest-factories/>