When you put a letter in the post box, it goes to an underground conveyor belt that takes it all the way to the house of the nearest postman to the destination. Is that not true? (!)
A childhood belief about technology

others believed things like this
- I always thought that a little person lived inside each mailbox waiting to take my letter to its destination.— Anne
- I used to believe that at Christmas if your house never had a chimney then santa came through your letter box— Rhys James
- We didn't have a chimney in our house. Father Christmas had to come in through the letter box.— Ginnean
- I used to believe that "carpooling" meant you were outside the car and pushing/pulling it to your destination.Anon
- I used to think that aeroplane carry people to a destination which located on top of the clouds — kaizen7
- That if you didn't have your seat belt buckled up when the car was in motion, it would crash.— Dave Smith