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 5 years ago · 30.5K 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 5 years ago · 30.5K views
