==External Links==
*[http://vimeo.com/3554852 ''Year Zero'' teaser trailer]
*[http://portraitofdecay.net/yearzero.nin.com/ index.html yearzero.nin.com(archived at Portrait of Decay)]
*[http://www.42entertainment.com/work/yearzero 42Entertainment's summary of the ARG]
*[http://robsheridan.tumblr.com/post/45355542834/trent-reznor-london-2007-promo-photos-by-rob ''Year Zero'' promo photos by Rob Sheridan, part 1]