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Aon Center

200 E. Randolph, Chicago, IL 60611

Architecture

The city’s second-tallest building, located at 200 E. Randolph St., rises 82 floors. Interestingly, the structure was first clad entirely in marble, but the slabs turned out to be too thin and were later replaced with thicker slabs of white granite.

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World Music Festival Chicago

Sep 25 – Oct 04

The 26th annual World Music Festival is your passport to musical acts from across the globe.

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Bank of America Chicago Marathon

Oct 11

Running the Bank of America Chicago Marathon is the pinnacle of achievement for elite athletes and everyday runners alike.

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Chicago Architecture Biennial

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