I think they have these all over the world, but here in Britain we have a crossing light system with a red man standing still, and a green man walking. As a child, I believed when i turned my back, the little red and green men would begin to fight each other for supremacy over the crossing lights. I have no idea why.
A childhood belief about traffic lights

others believed things like this
- I used to believe that sky ends at the horizon and by crossing it we can go to another world..— Debasish Satapathy
- that the green traffic light turned blue when it was off— Kriket Evens
- I believed you had to color all the dinosaurs in coloring books green because all the dinosaurs WERE green.— Betty
- When I was a kid, I used to believe that the "ped x-ing" signs meant "pediatrician crossing."— Jessica
- I used to believe that if I didn't jump the white lines of the zebra crossing I would dieAnon
- i used to believe that the green arrows on the traffic lights told you which way you had to go to get home.— Helen