At some point while I was growing up, I found out that American streets were often numbered rather than (as is traditional in the UK) named. Then at some point,

At some point while I was growing up, I found out that American streets were often numbered rather than (as is traditional in the UK) named. Then at some point, a few years later, I discovered that they weren't random, and were actually numbered in order... a possibility that had simply never occurred to me.