10 Historical Facts About Santa Letters

(via Mental Floss)  ‘Tis the season for tens of thousands of kids to sit down and write their annual letters to the North Pole’s most famous resident. While sending a letter to Santa Claus might seem like a pretty straightforward process, it’s had a colorful—and at times controversial—history. Here are 10 facts and historical tidbits to help you appreciate what it takes for St. Nick to manage his mail.