Some of the sounds on the trip across America:

Tom Waits "Rain Dogs"
Bob Dylan's "Greatest Hits"
Will Reagan and the United Pursuit Band
Passion "White Flag"
Death Cab "Codes and Keys"
The Roots "Undun"
Andrew Peterson
Counting Crows
Jay-Z "Blueprint 3"
My Morning Jacket "It Still Moves"
Matthew Mayfield "Now You're Free"
Augustana "Can't Love, Can't Hurt"
John Mayer "Continuum"