The things people do with Hollywood props!

During the 18-day auction of MGM props, costumes and memorabilia that took place in May 1970 when new studio owner Kirk Kerkorian was liquidating the studio's assets, a Sacramento restaurateur paid 4,000 dollars for a chariot used in the film. Three years later, during the energy crisis, he was arrested for driving the chariot on the highway.

https://www.imdb.com/title/tt0052618/trivia