The Thing?
I’d like to take a moment to re-mention The Thing?, which we visited on Day 7 in eastern Arizona.
The Thing? is extremely anti-climatic, but worth the dollar of admission for this argument, if nothing else:

You know who drove cars? HITLER. Aaaand roadside attractions fail Godwin’s Law.1937 ROLLS ROYCE This antique car was believed to have been used by Adolph Hitler. The THING is, it can’t be proved.