I believed that there were huge, invisible towers that people sat in and watched traffic lights and changed the signal when needed.
A childhood belief about traffic lights

others believed things like this
- For a very long time I believed that there were little men underground that changed the traffic lights!— Melissa
- when i was little thought that ants changed traffic lights from green to red and vice versa.Anon
- when i was young i always thought that traffic lights were big lolly pops that changed colour— rudiger2
- I believed that traffic lights had police officers inside them, turning the lights on and off...— CrowHeart
- I used to belive there were people under the traffic lights, otherwise they wouldn't work...Anon
- I thought that little tiny people changed the color of the stop lights.Anon