When I was a kid I thought the traffic sign with a camera on it meant that there was a good photo opportunity ahead, like a nice landscape. I had been driving for about 3 years before I realised they were speed camera warnings.
A childhood belief about road signs

others believed things like this
- I thought that the sign "!" meant: "look at the wonderful landscape"— Giorgos
- I thought if you point the video camera at the TV then both the video camera and the TV will explode.
Anon - I thought for the longest time that a No Standing traffic sign meant no person should stand near that sign.— Shannon
- I thought that a person's motorskills meant how good they were at driving!Anon
- When I used to see a sign saying "Littering Fine" I thought they meant if you littered REAL GOOD!— Lou V.
- I used to believe,there was a little person inside my Dad's box Brownie camera.— Sandra R