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Traffic alert: During the busy Chicago Air & Water Show weekend, all CAC tours and events will begin on time as scheduled. We recommend that you allow extra time prior to your arrival for any scheduled CAC tour or event.

Chicago Architecture: one story at a time

Chicago has long been a laboratory for architectural innovation and experimentation. Discover the stories behind some of the city’s most significant skyscrapers, museums, theaters, bridges, homes, schools, houses of worship and parks.

Explore Our Building Database

Featured Building of Chicago

Transitions in architecture

Built in two phases, the Monadnock Building demonstrates a visible shift from load-bearing construction to skeleton frame construction—a change that happened throughout the city in the late 19th Century.

Explore the Buildings of Chicago

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