I used to think that the upper struture on the caboose was the rest room.
A childhood belief about trains

others believed things like this
- I used to believe that if I pushed down on my upper eyelids too much, my eyes would pop out.— I Still Don't Touch My Eyelids
- when I was 6, I believed I had to go to school for the rest of my life— Cody Jarosinski
- I used to belive that if you didn't keep a promise you would have bad luck for the rest of your life— Rebbecca
- I used to think if you got a parking ticket, you spent the rest of your life in jail!— Dixie Chicks Fan
- When i was a toddler i sued to believe that if you ate soap you would blow bubbles for the rest of your life.— KEL
- I used to believed that when I went to sleep my heart took a rest too, and didn't pump at all while I slept.— Lara