In the Season 13 episode "Nancy Does Dallas" the show heads to, you guessed it, Dallas. Check out the "cartoon-ized" version of the downtown skyline:
The did a pretty good job of matching the skyline details. (By the way, it's very difficult to take a picture of downtown from this angle without getting hit by a car.)
Later in the episode Nancy and her new co-workers check out a basketball game (between the Mavericks & Spurs, no less) at the American Airlines Center:
Again, they got lots of the details right (with the exception of the "AA" logo).
Here's some video we shot awhile back about the building's architecture and some of the science behind it:
At the end of the Season 11 episode "Hank Gets Dusted," Cotton's beloved Cadillac is buried at the world famous Cadillac Ranch in Amarillo, TX along the world famous Route 66!
The occasion is event is even more Texas-centric with he inclusion of ZZ Top. The non-animated version of the Cadillac Ranch looks like this:
Other stops on the King of the Hill tour include the Marfa Lights, the Alamo, South Padre Island and many others.