Archaeologists working at the site of La Corona in Guatemala have discovered a 1,300 year-old year-old Maya text that provides only the second known reference to the so-called “end date” for the Maya calendar on December 21, 2012. The discovery, one of the most significant hieroglyphic find in decades, was announced today at the National Palace in Guatemala.

via Maya archaeologists unearth new 2012 monument.

Perhaps I could use this in Time Crystal?