You know how on old buildings, down in the corner there is the "EST." followed by a date, like 1910 or something. For years I thought the "EST." stood for estimated, like they weren't sure, but they think the building was built around that date...
A childhood belief about in the street

others believed things like this
- When I was little, I thought that you had to marry someone who was born on the same date as you.— Lauren
- I used to believe that people had an expirey date.— Mason
- I used to think Billy Idols "Eyes without a face" was "How's about a date" : - )— Shay
- I used to think the Empire State Building was called the "Ten-past-eight building".— Alex
- I once thought people would keep growing until they were as big as buildings if they didn't go to the doctor. — Tufty
- I thought the "To Let" signs on buildings meant they were public toilets.— Scottish Laddie