Scott spotted a story about Louis Mattar and his amazing Cadillac Fleetwood, which he and friends drove non-stop from the west coast to the west coast and back. Later, he drove it from Alaska to Mexico City, again non-stop. The article is worth a read!
Here’s the article from Haggerty: https://www.hagerty.com/media/automotive-history/more-than-70-years-ago-louie-mattar-drove-6320-miles-non-stop-in-his-fantastic-perpetual-motion-machine/
And, I found this video:
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And this earlier video from 1954, which shows them changing the front tire:
Finally, here’s a more modern CBS report about the car’s new home at a San Diego museum: