Take I-74 East to I-465 South to Washington St. Turn east onto Washington St. and travel about 6 miles to the Indiana State Museum.
OR
Take I-70 East to the West St. exit (79A). Go north (left) on West St./Missouri St. to Washington St. Turn west (left) onto Washington St. The Indiana State Museum is on the right. Once on Washington St., the entrance to the underground parking garage is located on the immediate right.