<http://schema.org/alternativeHeadline>
"The documentary combines photos, computer models and video to create a cohesive image of how events on one side of the world affect life."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/space/stories/amazing-views-of-our-planet-make-earth-from-space-must-see-tv>