I thought that the local bars advertising "pool" had swimming pools in them. I swore to myself that when I grew up I would frequent these bars and do nothing but swim all day.
A childhood belief about swimming pools

others believed things like this
- I used to believe women were not allowed eat yorkie bars
— greg - i used to believe that pools had underwater doors that sharks were going to swim out of.— marky
- 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 a "pool shark" was an actual shark that lived in a swimming poolAnon
- I used to believe that "car pools" were cars with pools in them, like in the rock videos.— Smart Cookie