I thought that all the Rivers were numbered (in the way roads are) - as I knew about the River Seven, Tens and Fourth (Severn, Thames and Forth)
A childhood belief about water

others believed things like this
- I used to believe you got high tides when the sea was full (I lived on the Thames, then) — rosy
- Didn't Jesus say "And lead us not into Thames Station!"— Chris - Sheffield
- That the rivers stopped flowing at night!— Louise
- I used to think that the river police were there to stop naughty people from pulling the plug out.— Linda
- I used to believe that the lines on roads were for motorcycles to drive on.— Downes
- I used to think oil patches on the roads was dead rainbows— Si