The Boot Staff

Did you know all of this?

On Jan. 13, 1968, Cash played a concert at California's Folsom Prison.

The King of Rock and Roll remains a vital influence on artists the world over, and the mythology surrounding him has grown to epic proportions.

On March 21, 2000, Nickel Creek released their self-titled debut album, produced by Alison Krauss.

Cash's songs are some of the most iconic in the history of modern music.