The Apocalypse is Here! Famous Comic Book Doomsdays!

Ok, so the world as we know it may or may not be ending this Friday, December 21st.  Many think the Mayans all those centuries ago were onto something and over the past couple of years we have been treated to an endless stream of speculation, films, and all manner of citizen preparation for the upcoming (maybe) apocalypse.  With that being said, it’s high time to take a look at some of the more well-known comic book apocalypses.  How have other, more fictional worlds met their fates, and just how closely will this mirror our own!?