Want a piece of history right now? Moviefone has debuted trailer for Roland Emmerich's epic 2012 ready and waiting for you to watch as many times as you want. Check out this trailer to see what happens when the ancient Mayan calendar reaches its final days.

2012 revolves a family who goes on vacation in December 2012, just as the Mayan calendar is coming to a close. Over the decades, many have prophesied that the world will end when the ancient calendar ceases on Dec. 21, 2012.

2012 comes to theaters on July 10, 2009 from Columbia Pictures and stars John Cusack, Amanda Peet, Chiwetel Ejiofor, Danny Glover, Thandie Newton, Oliver Platt, Thomas McCarthy, Woody Harrelson and Chin Han.