These unique, recognizable towers in Chicago are actually called “Marina City”- while they are a very cool structural and architectural design, they also represent one of the first mixed-use buildings in Chicago. The “ground” floor is a real marina, with retail above, then parking and finally residential

Frank Lloyd Wright’s house in Oak Park. Notice the decorative linear elements accentuating the architecture. Notice the design of light- The indirect window in the bathroom- the divided light geometric art-glass.
Oh, and the barrel vault is the kids play room.