This April 12, 2013, photo shows carpet decorated with a sound wave in the Music City Center in Nashville, Tenn. Nashville's new convention center is transforming the look of downtown with its wavy ... more 
This April 12, 2013, photo shows carpet decorated with a sound wave in the Music City Center in Nashville, Tenn. Nashville's new convention center is transforming the look of downtown with its wavy roof dominating six city blocks, but tourism officials hope the eye-catching facility will also show business travelers a revitalized Music City. (A P Photo/Mark Humphrey) less 
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Associated Press
Tue, Apr 30, 2013 10:02 AM EDT