Landmarks Illinois
(312) 922-1742
Landmarks Illinois works to preserve, protect, and promote the architectural and historic resources in Illinois through advocacy and education.

Illinois Historic Preservation Agency
(217) 782-4836
The Illinois Historic Preservation Agency administers all state and federal historic preservation and incentive programs in Illinois. They also operate over 60 historic sites and memorials and the Abraham Lincoln Presidential Library and Museum.

National Trust for Historic Preservation
(202) 588-6000
As the nation’s leading voice of preservation, the National Trust for Historic Preservation is focused on saving America’s historic places.

National Register of Historic Places
The National Park Service's National Register of Historic Places is part of a national program to identify, evaluate, and protect America's historic and archaeological resources.

Old House Journal
Old-House Journal is the premiere resource for restoring old houses. Find products and services for homes built before 1950 and everything you'll need for your old-house restoration.

The Madison County Historical Museum
(618) 656-7562
Come learn about the people, places and events that have shaped Madison County over its 200 years of history!