When the Spaniards conquered the Yucatan Peninsula in the early 1500s, they made a great effort to destroy or Christianize the native cultures flourishing there. That they were in large part unsuccessful is evidenced by the survival of a number of documents written in Maya and preserved and added to by literate Mayas up to the 1830s. The Book of Chilam Balam of Chumayel is such a document, literally the history of Yucatan written by and...