I learned early in my life that the U.S. state of Wisconsin is a big producer of dairy products. At that time the first syllable of that state's name still vaguely ran together in my mind with the word "Swiss", so I thought that Wisconsin was the place of origin of Swiss cheese.
A childhood belief about milk

others believed things like this
- I thought swiss cheese came from the moon.— Patti
- I thought Spongebob Squarepants was a piece of Swiss cheese.— Melanie
- i believed that the holes in swiss cheese were cow farts.— lily
- I used to believe that people who were lactose intolerant could not consume ANY dairy products AT ALL. — Marideth
- I used to think that because there was a state called Washington, there was also a state called Dryington.— Jasonchic
- I thought Albania was the state of AlabamaAnon