The Flintstones Season 5 Episode 18
While at the World’s Fair, the Flintstones and the Rubbles laughingly step into a time machine, which they believe to be a hoax. But before long, they are transported to Ancient (but to them, future) Rome, Arthurian England, on board the ship of Christopher Columbus, and to Colonial America to meet Ben Franklin.
Serie: The Flintstones
Episode Title: Time Machine
Air Date: 1965-01-15