When i was little i thought the those bubbles that you see in the drain in your shower were fishes and the sea went all the way to my shower.
A childhood belief about bathrooms

others believed things like this
- in this TV show i saw a snake coming up from the drain so everytime i take a shower i go really fast!— scared person
- I used to think that trolls lived in my shower drain and showered with my dirty water— Troll bather
- I used to believe that take a shower meant to go steal a shower from the storeAnon
- I used to think that toilets led to the shower head. That's why I never took a shower :D— scared
- I used to believe that if you took a shower after a day of tanning the tan would come off in the shower— Shar
- I thought you could die from chewing gum while in the shower.— Hollow Head