Interlochen in Arlington is famous for their Christmas lights. It's extravagant.
http://dallas.about.com/od/familyact...s-Displays.htm
Interlochen Lights Display (Arlington)
What: Interlochen Christmas Lights Displays. One of the largest holiday light displays in north Texas comes to life when more than 200 Interlochen homeowners dress up their homes and lawns with Christmas lights and an assortment of holiday-themed displays.
When: Saturday, December 16 through December 25, 2011 until 11:30 p.m.
Where: Arlington
Cost: It's a free drive-through display
Directions: - From Interstate 30E: Take the Fielder Road Exit and go south to Randol Mill Road. Turn right on Randol Mill and follow it to Westwood Drive.
- From Interstate 30W: Take the Eastchase Parkway Exit, turn east on Meadowbrook Boulevard to Randol Mill Road, then right on Randol Mill Road to Westwood Drive.