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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
Building seen from Dearborn Street in 2005. The north half in the foreground is the earliest section (1891).
Building seen from Dearborn Street in 2005. The north half in the foreground is the earliest section (1891).
1885 sketch of preliminary design showing a smaller, more ornate building with Egyptian-style detailing
1885 sketch of preliminary design showing a smaller, more ornate building with Egyptian-style detailing
Sketch of vastly simplified 1889 design, abolishing ornamentation entirely in favor of plain contoured brick
Sketch of vastly simplified 1889 design, abolishing ornamentation entirely in favor of plain contoured brick
The decorative cast aluminum staircases, shown here in 1893, were the first use of aluminum in building construction.
The decorative cast aluminum staircases, shown here in 1893, were the first use of aluminum in building construction.
In 1900 at the corner of Dearborn and Randolph Streets
In 1900 at the corner of Dearborn and Randolph Streets
Willis Tower, formerly Sears Tower, is the third tallest building in the Western Hemisphere.
Willis Tower, formerly Sears Tower, is the third tallest building in the Western Hemisphere.
East Monroe Street
East Monroe Street
Chicago Loop from the air in 2025.
Chicago Loop from the air in 2025.