When I was younger my dad told me that there was a alligator in the basement and that if I didn't go to sleep he would come out and eat me. That really scared me since I slept in the basement. Now he says that to my children to keep them out of his basement.
A childhood belief about basements

others believed things like this
- when i was little i used to believe that darth vador lived in my basement, and i was scared to go down there.— Jilli
- My sister told me that Fraggles lived in our basement. I used to sit down there forever so I could see them. — Suzie
- My grandma told me and my sisters that the boogie man lived in her basement and if we cried he would get us.— Paulette
- i used to believe that the basement had monsters in it.Anon
- I used to believe a spider monster was in my basement— Kelly bulanek
- 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