The Smithsonian magazine museumday is Saturday, September 26, 2009. Find out more at this website. "Enjoy free general admission for you and a guest to hundreds of museums and cultural venues nationwide."
Museums around me that are participating:
Carnegie Center for Art and History
201 East Spring Street
New Albany, Indiana 47150
Frazier International History Museum
900 West Main Street
Louisville, Kentucky 40202
Howard Steamboat Museum & Mansion
1101 E. Market Street
Jeffersonville, Indiana 47131
Historic Locust Grove
561 Blankenbaker Lane
Louisville, Kentucky 40207
Museums can be great places to find fossils as well. My favorite in this area is the Louisville Science Center. They will be hosting the Titanic: The Artifact Exhibition from October 3, 2009 till February 15, 2010.