Chicago is more than just the only major city in American “flyover territory.” Nothing proves that more than the city’s many pioneering architectural styles, which gave rise to the modern steel-and-glass skyscraper copied by countless metropolises around the world.
Everybody knows about the Sears Tower, now known as the Willis Tower, and once the tallest building in the world. Its iconic glass and steel tube structure is a perfect example of the buildings that came out of the Second Chicago School architecture style. Yet, there are many other lesser-known buildings and structures that define Chicago’s architectural landscape. Here are 10 of these buildings.