Dome

Close view from the southwest; After the success of Marina City, Goldberg moved his work to focus on larger scale social, planning and engineering issues, and proposed many progressive urban projects, at a time when the future of urban growth and development in the United States was not always clear. One of these projects, River City, a mixed-use apartment complex in Chicago, was ultimately built in a reduced extent from its original vision, but is well regarded for its use of concrete, form and unique interior space with a long winding atrium, some 12 stories high, winding through the building. Source: Wikipedia; http://en.wikipedia.org/wiki/Main_Page (accessed 12/29/2007)