Even though, The Great Fire of 1871 burned down most of Chicago’s preexisting historical architecture, the city has a number of buildings and sites listed with the National Historic Landmarks and the National Register of Historic Places. The National Historic Landmark program begun in 1935 when Congress passed the Historic Sites Act, which formally recorded and designated properties as having national historical significance.  In 1966, Congress passed the National Register of Historic Places (NRHP), which is the official list of districts, sites, buildings, structures, and objects deemed worthy of preservation.

Chicago has 344 places National Register of Historic Places, including 83 historic districts that may include numerous historic buildings, structures, objects and sites. Popular historic sites include the Rookery, Carson, Pirie, Scott, Marshall Field, Marquette, Auditorium & Chicago Board of Trade Buildings.  Here are some uncommonly known buildings, objects and sites that are registered with both NHL and the NRHP.