<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/980x630/54ca9fd7e90da_-_rides-3-spindizzy-de.jpg>
<http://www.popularmechanics.com/technology/design/g271/18-strangest-rides/>