Aon Center

A 1,136-foot-tall modernist skyscraper with 83 floors, notable for its white marble facade and ranking as one of the tallest buildings in the city.

Aon Center Guides

• Massive skyscrapers that are both awesome and kinda intimidating

  sarahlempa (Sarah Lempa)
  From my hometown faves to futuristic looking cities I haven't visited yet, these structures kinda intimidate me, but I really find 'em fascinating.