Photo I took of the Chicago skyline from a beach in Indiana

Chicago skyline from a beach in Indiana

Chicago is the  county seat  of  Cook County . The government of the City of Chicago is divided into executive and  legislative  branches. Civil and criminal law cases are heard in the  Cook County Circuit Court  of the State of Illinois court system, or in the  Northern District of Illinois , in the federal system. In the former, the public prosecutor is the Illinois  State's Attorney , in the latter, the United States  Attorney .Chicago is a  filming-friendly location . Since the 1980s, many motion pictures have been filmed in the city, most notably   The Blues Brothers  ;   Ferris Bueller's Day Off  ;   Home Alone  ;   The Fugitive  ;   I, Robot  ;   Wanted  ;   Batman Begins  ;   The Dark Knight  ; and   Transformers: Dark of the Moon  .Chicago has four main sections: Downtown (which contains the  Loop ), the North Side, the  South Side , and the West Side. The three sides of the city are represented on the  Flag of Chicago  by three horizontal white strips. These sections can further be informally subdivided or grouped, for example as shown on the map (right). Further sectional references are the Northwest side and the Southwest side. In the late 1920s, sociologists at the University of Chicago subdivided the city into 77 distinct  community areas , which can further be subdivided into over  200 neighborhoods .Chicago is home to the  Illinois Medical District , on the Near West Side. It includes  Rush University Medical Center , the  University of Illinois Medical Center at Chicago , Jesse Brown VA Hospital, and  John H. Stroger, Jr. Hospital of Cook County , the largest trauma-center in the city.Chicago lays claim to a large number of regional specialties, all of which reflect the city's ethnic and working class roots. Included among these are its nationally renowned  deep-dish pizza , this style is said to have originated at  Pizzeria Uno . The Chicago-style thin crust is also popular in the city.