Dec. 17 (UPI) --On this date in history: In 1790, the Aztec Calendar, or Solar Stone, was uncovered by workmen repairing Mexico City's Central Plaza. In 1903, Orville Wright made history's first ...

Housed within the facility’s 22 rooms are artifacts, including the famous Aztec Calendar Stone, known as Piedra del Sol, as well as the ancient statue of Xochipilli, the Aztec god of art ...