Best Video/What if the Earth were Hollow? (What if the Earth were Hollow?)

{{Application:Wikilook Blog/Article
 * blog=Best Video
 * module=Article
 * author=Gaijin
 * publishingtimestamp=2012/09/14 17:00
 * title=What if the Earth were Hollow? (What if the Earth were Hollow?)
 * categories=Science
 * leading=What if the Earth were Hollow?
 * text={{ Widget YouTube Advanced | id = jN-FfJKgis8 | width = 560 | height = 315 | language = en_US }}