Have you seen this couch before? It's the Barcelona Couch by Mies van der Rohe. You can buy the non-cake version of it at Design Within Reach (http://www.dwr.com/) on sale now for $7,527 (previously $8,856).
Ludwig Mies van der Rohe (1886-1869), a German architect, is widely regarded as a pioneer of modern architecture. Many of his iconic buildings are in Illinois like the Farnsworth House, the Illinois Institute of Technology, and the Seagram Building and 860-880 Lake Shore Drive in downtown Chicago. He also designed 2 buildings for the Museum of Fine Arts in Houston, TX.