I used to believe airplanes were flying submarines.
A childhood belief about aeroplanes

others believed things like this
- I used to think that the sound made from airplanes flying over me was the antenna scrapping across the sky.— Richard J Brown
- My nephew, at around age three, used to say that airplanes trailing white exhaust were "airplanes on strings".— Mojo!
- when i was little, i used to believe that airplanes goes out of space.Anon
- When I was little, I used to believe that airplanes took off like rockets.— Edene
- I used to believe that the roars from airplanes was the earth yawning.— Natasha
- I used to believe that airplanes would land in your yard and pick you up.— Rachel