Watch Movies2Watch. It is a doomsday that is foretold in the Mayan calendar, the Chinese oracle of the I Ching - even in an internet-based prophetic software program: December 21, 2012. This History Channel documentary examines the myths and offers a fact-based examination of this historic event. The DVD also includes a bonus Documentary: Mayan Doomsday Prophecy, which digs even deeper in the prophecy that surrounds this date in history.