When I was younger I really believed that Unicorns existed and they were just very rare. I actually remember when I found out that they didn't and the realisation that I would never ever see one in real life was very upsetting!!
A childhood belief about monsters

others believed things like this
- I used to beleive that unicorns really existed, and they had them at the Safari Park!— Julio Foolio
- In my childhood I used to think that all the superheroes I saw on television existed in real life— Cris
- I used to believe that unicorns were real animals until I was about 16...lol...— Tara
- I used to believe that unicorns were real creatures. I thought they were just another type of horse.Anon
- That unicorns were real. They simply had invisible horns that only people with special eyes could see
— Katie - When I was younger, I seriously believed Peter Pan was real and would take me away to Neverland.Anon