A portion of this article was posted in 2011.
The Mayan calendar is usually said to end on December 21, 2012, but that date seems to have little relevance to the actual Mayan calendar, although it has come to bear great mythological significance for the current age. According to that great source of modern wisdom Wikipedia:
In 1975, the ending of b’ak’tun 13 became the subject of speculation by several New Age authors, who asserted it would correspond with a global “transformation of consciousness”. In Mexico Mystique: The Coming Sixth Age of Consciousness, Frank Waters tied Coe’s original date of December 24, 2011,[d] to astrology and the prophecies of the Hopi, while both José Argüelles (in The Transformative Vision) and Terence McKenna (in The Invisible Landscape) discussed the significance of the year 2012, but not a specific day. It was only in 1983, with the publication of Robert J. Sharer‘s revised table of date correlations in the 4th edition of Morley’s The Ancient Maya,[d] that each became convinced that December 21, 2012, had significant meaning. By 1987, the year in which he organized the Harmonic Convergence event, Arguelles was using the date December 21, 2012 in The Mayan Factor: Path Beyond Technology. He claimed that on August 13, 3113 BC the Earth began a passage through a “galactic synchronization beam” that emanated from the center of our galaxy, that it would pass through this beam during a period of 5200 tuns (Maya cycles of 360-days each), and that this beam would result in “total synchronization” and “galactic entrainment” of individuals “plugged […]