List of National Historic Landmarks in Illinois
This complete list of National Historic Landmarks in Illinois leads to all objects and sites in the U.S. state of Illinois, which are classified in this State as a National Historic Landmark (NHL) and are under the supervision of the National Park Service. These structures, districts, objects, and other facilities meet certain criteria in terms of their national importance. This list outlines the objects according to the official names on the National Register of Historic Places.
Distinction to the National Register of Historic Places
All NHLs are automatically included in the National Register of Historic Places (NRHP ), a list of historical buildings, the declaratory recognizes the National Park Service as a memorial. The main difference between an NHL and a general NRHP - entry is the nationwide importance, who NHLs, while most other entries only from local or federal state interest.