Here's the link.
I've never read the Vampire Academy books, but I tried to watch the movie.
I only got through part of it, but couldn't bring myself to watch the rest. I also haven't found any VA scene on youtube mentioning the Mighty Palace of Corn.
But I did do a google search:
So there are a couple references to the Corn Palace in the Vampire Academy series. I don't plan to read it (the bit I watched of the movie told me it wasn't something I'd enjoy), but if you like such things and the Corn Palace, it's out there.
I was in Half Price Books the other day, wandering down the aisles, and this caught my eye:
There were 3 or 4 copies. So if you want one you can get one or more at the Half Price Books on 86th and Ditch in Indianapolis, IN.