For serious discussion of the controversies, approaches and enigmas surrounding the origins and development of the human species and of human civilization. (NB: for more ‘out there’ posts we point you in the direction of the ‘Paranormal & Supernatural
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I think you might be confusing two dates here. 22nd December 2012 is the Gregorian equivalent of the date that the Maya expected the current cycle of time to end on. At the Equinoxes, around the 20th September and March, the serpent effect can be seen on Kukulcan's. Chichen Itza is wonderful - some of the buildings were cordoned off when I was there - specifically the 'Temple of the Warriors' and the 'Caracol'. Also be prepared to queue to enter the 'Jaguar chamber' within Kukulcan's.