We all wish the United States had better trains. (If you don’t, you should.) That’s why this subway-style map of every U.S. Highway and Interstate in the country is so much fun. You can almost ...

The map comes on the heels of Booth’s two previous map projects: one in which he mapped U.S. Interstates like a subway map, and another picturing U.S. highways as subway maps.

The United States has two different kinds of long-distance roads, and one system predates the other by decades. Here are the key differences between them.