Rosanne Cash

Keith Urban will momentarily step away from his 'American Idol' duties to host his fourth-annual We're All for the Hall benefit concert, scheduled for April 16 at Nashville's Bridgetone Arena.

In a move that will inspire the wanderlust in everyone, Discover America released a global tourism campaign for the U.S. The 60-second commercial displays scenes of some of the most beautiful places in America, from the Golden Gate Bridge to the French Quarter to the Big Apple. But what kind of song is the perfect addition to such an inspirational vignette?