The United Songs of America

Think you know what your state song is? You're probably wrong.

Detail of ‘The U.S.A. Song Map,’ labeled with the titles of more than 1,000 songs, from the UK-based design studio Dorothy

At the Democratic national convention this week, the delegation roll call was set to music by DJ Cassidy, who played samples of songs to introduce each state. For example:

Idaho: “Private Idaho,” the B-52s.

Kansas: “Carry on Wayward So…