Chicago - the third largest city in the United States, the second most important financial center and a major transportation hub in North America. Located on the southwestern shores of Lake Michigan in Illinois; the administrative center of Cook County. Chicago Loop - Chicago's business center, the second largest in the United States after Manhattan. The main shopping street of the city - State Street, Lasalle and Michigan Avenue, which is considered the most beautiful streets of Chicago, the segment is the "Magnificent Mile," the most prestigious hotels, luxury shops and restaurants of the city landmark. The main shopping malls metropolis are 900 North Michigan Shops, The Shops at North Bridge and Water Tower Place.