A joint command between the U.S. and Canada, NORAD's primary mission is to detect and respond to threats in and around North American Airspace. But once a year, NORAD uses its sensors to track Santa's progress. Interested parties can keep track of where he is by checking social media, calling the hotline, checking email, or visiting the special website.


Here's the tech that makes the Christmas Eve operation possible:

Santa's departure

This teddy bear covered down on a phone station during the NORAD tracks Santa mission 2013. Photo: US Air Force Master Sgt. Chuck Marsh

To track Santa this Christmas Eve, check out the website or download the phone app, "NORAD Tracks Santa." You can also keep tabs through Twitter, Facebook, or by calling volunteers at 1-877-HI-NORAD.