I used to believe the furnace in our basement was really a (scary) robot that came to life at night.
Sometimes I would stand on the stairs and look at it trying to catch it moving.
A childhood belief about basements

others believed things like this
- I used to believe my barbies came alive at night, so I would always try to catch them in the act.Anon
- I used to believe that the heat from the furnace came from hell, and that it was a straight drop there.Anon
- When I was about 4 and I saw the clouds moving sideways, I thought that Earth was moving closer to the Sun— Helen
- I used to think that adam and the ants' stand and deliver was 'stand in your liver'.....— wook
- I used to believe that when I saw the clouds moving in the sky, that it was actually the earth moving. — Megan Gilbert
- I used to believe that all my stuffed animals would come to life at night.— Carrie