I used to think that my state flag (Arkansas) was the same thing as the American flag. I guess I thought they were the same place and I couldn't understand why there were two flags for one place.
A childhood belief about places

others believed things like this
- I used to believe New Zealand and Australia were part of the UK because they have a UK flag on their flags — H
- I used to believe that a football ref's flag was a banana peel.Anon
- I heard the song about Heaven being a place where nothing ever happened and thought, "What a boring place."Anon
- I used to believe that flea markets were a place people sold fleas, or the place was infested with fleas— Kelley
- When I was 5, I thought the "restroom" was actually a place you went to take a nap. Anon
- I thought a Gas Chamber was just a place you went to put gas in your car!— Thais