Metropolis, IL is the home of Superman.
Metropolis IL, by nature of its shared name with that of the fictitious Superman's home city is the town that claims Superman.
There is some understandable confusion here. Superman lives in Metropolis, a fictional location based on New York City; its location varies from story to story. In real life there is a Metropolis in Illinois; it is not the city the comic creators imagined, though apparently the city likes to bill itself as "the hometown of Superman" for fun and tourism.
Clark Kent was raised in Smallville.
Jack Benny's home town was Waukegan, Illinois
Springfield, Illinois is where Lincoln as an adult and had his law office.
Danville is the home town of Dick Van Dyke.
Springfield, Illinois is where Lincoln as an adult and had his law office.
West Salem is a town in Illinois that was hit by an earthquake and in Wisconsin. The home of the Greenbay Packers!
LaGrange can be either a farm in French or a town. The only town of Lagrange I know of is located in Illinois, half an hour from Chicago.
There is no town in Illinois named Arena.
Illinois has played home to many famous events and people. Fans of late 1980s and 1990s television will recognize the Illinois town of Berwyn as the home to Wayne's World.
Illinois first public libary opened in this town