I used to believe that the Haunted Mansion ride at Disneyland took you to a dark place and that you were never able to leave if you didn't get off in time since they have that moving platform.
A childhood belief about excursions

others believed things like this
- When I was about 4 and I saw the clouds moving sideways, I thought that Earth was moving closer to the Sun— Helen
- When I was little I wanted to go to Disneyland as soon as I could, before Mickey Mouse died.— Mary
- I used to believe disneyland was under my sister bed. I was well dissapointed when I found out she was lying!— Joe B
- When I was a little girl, I used to believe that there were little people behind on TV moving all the time — Tayde
- Maryland was actually a huge amusement park, i.e. Merry-Land, like Disneyland. — Julianne
- I used to believe that when I saw the clouds moving in the sky, that it was actually the earth moving. — Megan Gilbert