Aurora, Ill.: Second National Bank (1923) by George Grant Elmslie.
St. Louis: The Jewel Box (1936), also known as the St. Louis Floral Conservatory, by William C. E. Becker. This is said to be the only Art Deco-style greenhouse in the world.
Plano, Ill.: Dr. Edith Farnsworth House (1950) by Ludwig Mies van der Rohe.
Racine, Wis.: The S. C. Johnson Golden Rondelle Theater (1964) by Lippincott and Margulies. The theater was built for the Johnson Wax Pavilion at the '64 World's Fair in New York and moved to Racine in 1966.
Oak Park, Ill.: Arthur Heurtley House (1902) by Frank Lloyd Wright.
Lincoln, Neb.: State Capitol (1922-32) by Bertram Grosvenor Goodhue. Fifty feet shorter than the Louisiana State Capitol, it is--at 400-feet--the second tallest statehouse in the country.
Chicago: Robert W. Roloson Rowhouses (1894) by Frank Lloyd Wright. These four buildings are the only rowhouses Wright ever designed.
Illinois Institute of Technology, Chicago: Crown Hall (1956) by Ludwig Mies van der Rohe.
Moline, Ill.: John Deere & Company Administration Building (1964) by Eero Saarinen.
Chicago: Marina City (1962) by Bertrand Goldberg.
St. Louis: Gateway Arch (1968) by Eero Saarinen.
Graceland Cemetery, Chicago: Getty Tomb (1890) by Louis Sullivan.
Very nearby is the grave of Sullivan himself.
Millennium Park, Chicago: Jay Pritzker Pavilion (2004) by Frank Gehry.
Sioux City, Iowa: Woodbury County Courthouse (1918) by Purcell & Elmslie and William L. Steele. This is the largest Prairie-style building in the world.
The obverse of the business card belonging to Larry D. Clausen of the Woodbury County Board of Supervisors.
To look at more architecture like this, visit: Modernism in the Midwest & More Modernism in the Midwest