“Nice” didn’t always mean what it means today. Originally, it came from the Latin nescius (ignorant), and grew to mean “foolish” in the 14th and 15th centuries.
The Caspian Sea and the Dead Sea aren’t seas. They’re lakes.
Rabbits are more closely related to horses than they are to rodents or mice.
The Romans did not use chariots in ancient wars. They used them for sport and transportation, not in war.
There’s no evidence that pirates ever buried their treasure. That myth first came up when captain William Kidd lied about burying his gold during his trial.
Remember Atari games? The company isn’t Japanese, even though most people think so. The name was chosen so consumers would think the company, based in Northern California, was Japanese.