Chicago’s Sears Tower was completed in:
Answer 1973
The Sears Tower became the tallest building in the world upon its construction in 1973. It was renamed the Willis Tower in 2009.
Asked by Dan Henry · Last updated 1 year ago · 25.7K views
The Sears Tower became the tallest building in the world upon its construction in 1973. It was renamed the Willis Tower in 2009.
Asked by Dan Henry · Last updated 1 year ago · 25.7K views
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