| 1. |  | Cloud Gate, SBC Plaza, ca. March 3, 2004 | Concrete; I-beams; Scaffolding; Structural systems; Trusses; | Close-up view of an I-beam wrapped in green rebar. Rebar, or reinforcing bar, is put in place before the concrete is poured. The resulting reinforced concrete is stronger and more durable than regular... |
| 2. |  | Crown Fountain, fountain preview, July 13, 2004 | Fountains; Mouths; Lighting; Children; Reflecting pools; Reflections; | Children play in the reflecting pool during a preview of the fountain three days before the official opening of Millennium Park. The south tower is visible in the background. |
