Arlington Heights

Wheeler-Magnus Round Barn, Arlington Heights Illinois

Aurora

Aurora Watch Factory - Aurora Corset Company, Aurora Illinois

Aurora

Chicago, Burlington and Quincy -CBQ- Railroad Roundhouse and Shops, Aurora Illinois

Aurora

Paramount Theater, Aurora Illinois

Belvidere

Belvidere High School, Belvidere Illinois

Bloomington

George H. Miller House, Bloomington Illinois

Champaign

New Orpheum Theatre, Champaign Illinois

Chatham

Sugar Creek Covered Bridge, Chatham Illinois

Chester

Mary's River Covered Bridge, Chester Illinois

Chicago

Best Brewing Company of Chicago - Best Brewery, Chicago Illinois

Chicago

Chicago Beach Hotel, Chicago Illinois

Chicago

Chicago Telephone Company Kedzie Exchange - Roetgen School, Chicago Illinois

Chicago

Emil Bach House - Frank Lloyd Wright, Chicago Illinois

Chicago

Fisher Building, Chicago Illinois

Chicago

Granada Theatre, Chicago Illinois

Chicago

John J. Glessner House, Chicago Illinois

Chicago

Montgomery Ward Company Complex, Chicago Illinois

Chicago

Oscar Steffens House - Frank Lloyd Wright, Chicago Illinois

Chicago

Rookery Building, Chicago Illinois

Chicago

Samuel M. Nickerson House - American College of Surgeons, Chicago Illinois

Chicago

Santa Fe Railroad Grain Elevator, Chicago Illinois

Chicago

Schoenhofen Brewery - Edelweiss Beer, Chicago Illinois

Chicago

Somerset Hotel - Hotel Roosevelt, Chicago Illinois

Chicago

St. Luke's Hospital Complex, Chicago Illinois

Chicago

St. Matthew Evangelical Lutheran School, Chicago Illinois

Chicago

Strand Hotel, Chicago Illinois

Chicago

The Yale Apartments, Chicago Illinois

Chicago

Union Park Hotel, Chicago Illinois

Colchester

Clarence Kleinkopf Round Barn, Colchester Illinois

Collinsville

Brooks Catsup Bottle Water Tower, Collinsville Illinois

Cowden

Thompson Mill Covered Bridge, Cowden Illinois

Dakota

Clyde Leek Round Barn, Dakota Illinois

DeKalb

Egyptian Theatre, DeKalb Illinois

Decatur

Roosevelt Junior High School, Decatur Illinois

Decatur

Wabash Railroad Station and Railway Express Agency, Decatur Illinois

Durand

Robert Weber Round Barn, Durand Illinois

East Dubuque

East Dubuque School, East Dubuque Illinois

Eleroy

Dennis Otte Round Barn, Eleroy Illinois

Eleroy

Gerald Harbach Round Barn, Eleroy Illinois

Filson

John McCarty Round Barn, Filson Illinois

Flora

Baltimore and Ohio Railroad Depot, Flora Illinois

Fox Lake

Mineola Hotel, Fox Lake Illinois

Freeport

James Bruce Round Barn, Freeport Illinois

Joliet

Union Railroad Station, Joliet Illinois

Kewanee

Ryan Round Barn, Kewanee Illinois

La Salle

Hegeler Carus Mansion, La Salle Illinois

Lake Forest

Ragdale Estate, Lake Forest Illinois

Lena

Chris Jensen Round Barn, Lena Illinois

Litchfield

Brown Shoe Company Factory, Litchfield Illinois

Mattoon

Cleveland, Cincinnati, Chicago and St. Louis Railroad Station - Big Four Depot, Mattoon Illinois

Mattoon

Starr Hotel - Custer Hotel, Mattoon Illinois

Moline

LeClaire Hotel, Moline Illinois

Morris

Gebhard Brewery, Morris Illinois

Mount Olive

Soulsby Service Station, Mount Olive Illinois

Mount Pulaski

Robert Buckles Round Barn, Mount Pulaski Illinois

Nashville

Louisville and Nashville Depot, Nashville Illinois

Oak Lawn

Oak Lawn School, Oak Lawn Illinois

Odell

Standard Oil Gasoline Station, Odell Illinois

Orangeville

People's State Bank, Orangeville Illinois

Pittsfield

Pittsfield East School, Pittsfield Illinois

Pittsfield

Zoe Theatre, Pittsfield Illinois

Plainfield

Standard Oil Gasoline Station - Welco Gas Port, Plainfield Illinois

Plano

Chicago, Burlington & Quincy Railroad Depot, Plano Illinois

Plano

Plano Hotel, Plano Illinois

Pontiac

Raymond Schultz Round Barn, Pontiac Illinois

Princeton

Red Covered Bridge, Princeton Illinois

Rock City

Charles Fehr Round Barn, Rock City Illinois

Rock Island

Fort Armstrong Hotel, Rock Island Illinois

Rock Island

Lincoln School, Rock Island Illinois

Rock Island

Rock Island Lines Passenger Station, Rock Island Illinois

Rock Island

Weyerhaeuser House - House on the Hill, Rock Island Illinois

Rockford

Garrison School, Rockford Illinois

Rockford

Peacock Brewery - Rockford Brewing Company, Rockford Illinois

Romeoville

Ron George Round Barn, Romeoville Illinois

Roodhouse

Hotel Roodhouse, Roodhouse Illinois

Springfield

Union Station, Springfield Illinois

Ullin

Illinois Central Railroad Depot, Ullin Illinois

Vandalia

Clarence Forehand Round Barn, Vandalia Illinois

Waukegan

Hotel Waukegan - Chateau Waukegan, Waukegan Illinois

Whitehall

Virginia Tillery Round Barn, Whitehall Illinois

Wyoming

Chicago, Burlington & Quincy Railroad Depot, Wyoming Illinois

Yates City

Wolf Covered Bridge, Yates City Illinois

Yorkville

Yorkville School, Yorkville Illinois