History of Chicago and south branches of the Chicago River, which flows through the city's downtown. The three white stripes represent the North, West and South sides of the city, Lake Michigan being the east side. The most famous and serious disaster was the Great Chicago Fire of 1871. On December 30, 1903 the "absolutely fireproof", five-week-old Iroquois Theater was engulfed by fire. The fire lasted less than thirty minutes; 602 people died as a result of being burned, asphyxiated, or trampled. The S.S. "Eastland" was a cruise ship based in Chicago and used for tours. On 24 July 1915—a calm, sunny day—the
Theater in Chicago regarded as having started the postwar stage renaissance were The Second City, Steppenwolf Theatre Company, St. Nicholas Theatre Company (founded by playwright David Mamet and actor William H. Macy) and The Goodman Theatre. The Second City, founded in 1959, by Paul Sills and Bernie Sahlins is the country's premiere improvisational theater, and its method of developing material has strongly influenced such playwrights as David Mamet (who was a dishwasher there), Jules Feiffer, Lanford Wilson, Jeffrey Sweet, James Sherman, David Auburn, Mark Hollmann, Greg Kotis and Alan Gross. In 1968 Paul Sills left Second City to open The Body Politic Theater