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12 modernist buildings every Chicagoan should know
Steel-and-glass mid-century masterpieces by Ludwig Mies van der Rohe and other visionaries.
Checking in on Willis Tower’s new retail and dining complex
Construction continues on "Catalog," a 300,000-square-foot addition to the tower’s base.
Willis Tower loses final height record to NYC skyscraper
Manhattan’s Central Park Tower overtook Willis for highest roof in the Western Hemisphere.
Cloud-like sculpture of 7,000 hanging disks floats above Willis Tower lobby
Artist Jacob Hashimoto’s latest work transforms the skyscraper’s newly reopened Wacker Drive entrance.
$500M Willis Tower renovation shows off curvy new skylight
Watch "Catalog" get its 240-pane glass roof in a time-lapse video.
Willis Tower annex reveals new name and updated renderings
The $500 million "Catalog" addition will transform the 1,450-foot skyscraper’s base into a retail and entertainment destination.
Willis Tower shows off new quick-change antenna lights
The high-tech LED display will shine new light—and colors—on the skyscraper’s iconic twin spires.
Willis Tower is getting faster, greener elevators
The overhaul could see travel times within the 110-story building cut by 30 percent.
Willis Tower says goodbye to its ‘lunchbox’
The glass and steel structure was demolished to make way for a new dining and retail complex.
$500M Willis Tower overhaul is well underway
A new ground floor retail and entertainment annex at the famous tower’s base is ready to take shape,
Alexander Calder installation in Willis Tower almost fully dismantled
The modernist sculpture which has been in the lobby of the Willis Tower since 1974 is almost gone.
Alexander Calder sculpture will no longer live in Willis Tower lobby
Workers have begun removing the colorful installation which has anchored the Willis Tower lobby since 1974.
Willis Tower retail renovations to be shown this week
In addition to new elevators and tenant amenities, the skyscraper’s owners are expected to announce their plan to add "unique retail and entertainment" options to the iconic tower’s base.
Upcoming Willis Tower Upgrades Break Cover
After purchasing Chicago's tallest building for $1.3 billion last year, the Blackstone Group plans a $150 million overhaul of the Willis Tower. Roughly 150,000 square feet of new retail and dining is slated for an addition at the tower's base.