25.07.2007, Chicago, Illinois, United States of America - Traffic jam on a highway leading to Chicago Downtown. (USA, United States of America, United States, America, American, North America, North American, Chicago, Illinois, line, queue, traffic density, traffic-jam, car, automobile, vehicle, motor vehicle, cars, passenger cars, passenger vehicles, street, road, bridge, highway, motorway, freeway, sign, road sign, sign post, infrastructure, building, buildings, office buildings, architecture, architectural, modern, modern architecture, contemporary architecture, multistorey buildings, multi-storey buildings, multistory buildings, multi-story buildings, city, city center, city centre, downtown, big city, urban, city life, urban life, logo, company logo, symbol, inscription, lettering, brand, information, information board, advertisement, advertise, advertising, advertising hoarding, advertising board, billboard, stop light, back light, light, tree, trees, horizontal) 00P070725D507CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NO (c) caro images / Muhs, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]