Chicago Many other architects have left their impression on the Chicago skyline such as Daniel Burnham, Louis Sullivan, Charles B. Atwood, John Root, and Helmut Jahn. The Merchandise Mart, once first on the list of largest buildings in the world, currently listed as 44th-largest (), had its own zip code until 2008, and stands near the junction of the North and South branches of the Chicago River. Presently, the four tallest buildings in the city are Willis Tower (formerly the Sears Tower, also a building with its own zip code), Trump International Hotel and Tower, the Aon Center (previously the Standard
Formica Building 2003, the CAC featured work by noteworthy artists such as Robert Morris, Jennifer Bartlett and Maya Angelou. Until recently, the space formerly known as the Contemporary Arts Center has remained vacant. Recognizing the need for a unique venue in downtown Cincinnati, MCA Center worked with Cincinnati designers to reinvent the space's identity as The Center. Formica Building The Formica Building is a mixed-use building in Cincinnati, Ohio. The building opened in 1970 and was designed by Chicago architect Harry Weese, perhaps best known for designing the Metro stations in Washington, D.C. The building contains both an office tower and arcade