<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/06/320x240/54cfda05598b5_-_binocular-astronomy-06-0614-lgn.jpg>
<http://www.popularmechanics.com/space/telescopes/g1552/7-awesome-astronomical-sights-you-can-study-with-just-binoculars/>