Willis Tower is visible through the most iconic element of the new 606 trail — a rebuilt bridge over Milwaukee Avenue, painted dark red like the historic bridges over the Chicago River.

Protective layer on Willis Tower SkyDeck cracks under visitors' feet. Tourists standing 103 stories above Chicago get a scare when the protective coating over the glass sightseeing ledge shatters.

Willis Tower is visible through the most iconic element of the new 606 trail — a rebuilt bridge over Milwaukee Avenue, painted dark red like the historic bridges over the Chicago River.

Chicago celebrates 50 years of Skydeck at Willis Tower 01:50. CHICAGO (CBS) --Skydeck Chicago, ... "This is our version of the architectural river tour that we have," Stancik said.

Efforts remain underway to restore electrical service to Willis Tower. The outage is caused by flooding from the Chicago River along Lower Wacker Drive, that knocked out a ComEd substation.

Willis Tower lost power early Monday after flooding from the Chicago River spilled into the building’s basement. ComEd was notified about 2 a.m. that flooding on Lower Wacker Drive had affected ...

Light glimmered from Willis Tower for the first time in days Friday morning, but full power had not yet been restored to the skyscraper, officials said. Crews with ComEd have activated the ...

Also last year, Chicago-based Heitman paid $715 million for the 46-story tower at 353 N. Clark St., also in River North. That deal was for $604 per square foot, No. 2 all-time in Chicago.

Willis Tower has landed financial services firm Morgan Stanley as one of its biggest ... the area along the Chicago River near Willis Tower is poised to add more major office tenants in the near ...

In the shadow of Willis Tower, a group of environmental scientists is hard at work. They focus on these so-called floating gardens along the Chicago River, better known to locals as the Wild Mile ...