This weekend, April 7-8, 2012, is free museum weekend. If you bank with Bank of America, just bring your Bank of America card and ID and you will get in to one of hundreds museums for FREE.
In TN, this offer is valid at the Country Music Hall of Fame & The Frist Center for the Visual Arts. (5 & under are free).
Visit Museums on Us for more info and to find participating museums in your area.