Overview

A 108-story skyscraper in Chicago, Illinois. Designed by the architectural firm Skidmore, Owings & Merrill, it was completed in 1973 and was the world’s tallest building for nearly 25 years.

Role in this knowledge base

Used as an example of a more modern, lighter skyscraper construction.

Key facts

  • It was formerly known as the Sears Tower.

Sources