17 December 1790 Posted on December 17, 2014 by Staff The Aztec calendar stone is discovered. Famous Words of Inspiration..."Don't let your ego get too close to your position, so that if your position gets shot down, your ego doesn't go with it." Colin Powell — Click here for more from Colin Powell Related posts: 4 February 2004 16 December 1972 8 December 1980 4 December 1969 17 December 1967 17 December 1967 17 December 546