The city of Champaign is located in the county of Champaign itself. It covers a total area of 58.2 sq. km. The economy of the city revolves around industries involved in advertising, aviation, architecture, arts and crafts, automotive, construction, finance, apparel, pharmaceuticals, health, industrial and commercial machinery, auto insurance, metal fabrication and optical goods. Commercial spaces are utilized by parks, campgrounds, recreation centers, seafood restaurants, resale shops and surgical centers.