It wasn’t really until I got to college, and was thrown into the mix with people from all over the world, that I realized how even in America, we all talk a little differently depending on which part of the country we come from. These differences go deeper than “West Coast” vs. “East Coast” slang — they include different forms of pronunciation, different words used to describe the same thing, and more. I found it all fascinating, but could never get people to talk about it since they all thought I was making fun of the way they spoke.

Thankfully, someone went and did the footwork for me.

This video is a composite of clips representing Harvard’s 2003 Dialect Survey, in which researchers gathered data in order to map the various dialects of American speech.

Here is one interpretation of the data, in the form of interactive maps from Joshua Katz.