The Old Post Office building is officially re-opened after an $800 million renovation!
It was built back in the 1920's at 3 blocks long and nearly 3 million square feet the building had truly become a waste of space in the city.
After 3 years of development, its been brought back to life! Over 75% of the property already has committed tenants including Uber.
There's a gym, restaurant and bars! And also to come, a food hall, a 4 acre rooftop park and an extension to the Chicago River Walk.
Check out some of the cool features of the new structure as reported by CBS 2 here: