Fatto generale: 66 is the number of hot dogs eaten by World record holder Joey Chestnut in 15 minutes.
Fatto matematico: 66 is the number of 8-iamonds.
Trivia: 66 is the total number of books in the Protestant edition of the Bible (Old Testament and New Testament) combined.
Data storica: March 6th is the day in 2008 that a Palestinian gunman shoots and kills 8 students and critically injures 11 in the library of the Mercaz HaRav yeshiva, in Jerusalem, Israel.