You know how signs pointing something in the direction of being right ahead have arrows pointing straight up? I thought that meant it was up in the sky and you had to make your car fly.
A childhood belief about road signs

others believed things like this
- Street signs with the upward pointing arrow was for airplanes. — Tammy
- I used to believe that a half moon was gods finger nail, and his finger was pointing downwards.— clo
- I used to believe that north was always straight ahead. I could never face south, but I knew it was behind me!— Bruces
- I thought the "To Let" signs on buildings meant they were public toilets.— Scottish Laddie
- Up until I was 17 I thought that 'no outlet' signs meant that the steet didn't have any streetlights.— Kelsey
- As a kid, I thought "No Outlet" signs meant the houses past that point didn't have any electrical outlets.— Julie