Prejudices, myths, misunderstandings...all these are about 12.12.2012. Something similar was about 2000 and 2001.
P.S. Predicted and scheduled events (2012)
February
February 6 – Diamond Jubilee of Queen Elizabeth II, marking the 60th anniversary of her accession to the thrones of the United Kingdom, Canada, Australia and New Zealand, and the 60th anniversary of her becoming Head of the Commonwealth.
May
May 12 – August 12 – The 2012 World Expo is to be held in Yeosu, South Korea.
June
June 6 – The second and last solar transit of Venus of the century. The next pair are predicted to occur in 2117 and 2125.
July
July 27 – August 12 – 2012 Summer Olympics held in London.
August
August 6–20 – Mars Science Laboratory also known as the Curiosity rover is scheduled to land on Mars.
December
December 21 – The Mesoamerican Long Count calendar, notably used by the pre-Columbian Mayan civilization among others, completes a "great cycle" of thirteen b'ak'tuns (periods of 144,000 days each) since the mythical creation date of the calendar's current era.
December 31 – The first commitment period of the Kyoto Protocol ends.
http://en.wikipedia.org/wiki/December_2012#December