When I was little I used to believe that every night, people who were buried in a cementery, would come out of their graves and kill those who had stayed in the cementery during the night.
That is why for a long time, I was afraid to go to cementeries to avoid getting trapped in there.
A childhood belief about monsters

others believed things like this
- I used to think that the graveyard shift was men that dug graves at night.— bianca w.
- I used to think that if I stared at the sun for a long time, I could make day turn to night.— Big J
- When I was little I believed that a night a monster will came and kill me.❤️🥺— @natalia_rd_
- When I was little I thought that if I stayed a long time in the water I would become a mermaid.— Salma
- i used to believe that every friday night Freddy Kruger was under my bed and he was going to kill me— c
- When I was a kid, I used to believe that when people died, they would stand up and walk to their own graves.— Mark (england)