i used to believe that pools had underwater doors that sharks were going to swim out of.
A childhood belief about general

others believed things like this
- I used to believe that sharks lived under the pools where the air vents were. — Carol
- I used to believe that "car pools" were cars with pools in them, like in the rock videos.— Smart Cookie
- I used to think that the pools was a swimming competition.— Matt
- my Dad told me ice rinks were defrosted every evening and turned into swimming pools— neil
- I Used To Think That Jacuzzis Used To Have Sharks And I Would Never Get In One.— Tiffany
- I used to belive that there were sharks in waterbeds— Emerald