Willy Wonka definately has the fun factor, and I wish I could say 'Yes!' to the OP.
Like others, I don't see a clean fit in the park for location.
Although isn't it every kids dream to walk into that fairy tale factory, with the chocoate river, and the lollipop trees, and the whipped cream...
When Gene Wilder drinks from the buttercup, and then bites the edge - perfection.
Wish I could say it would work for Disney, but I can't see it.