Unfortunately, I just found out about this today.. and it started Wednesday. Over the course of a 18-day period, 5 different trucks will be visiting various locations throughout the US (Mainly Wal-Mart locations, but some Meijers and other locations).

Coca-Cola holiday Caravan Schedule

Each trucks is decorated with 25,000 lights, and you will have an opportunity to have your picture taken with Santa.

That's A LOT of lights! lol