DuPage County, Illinois
Octagon barn - IL-22-01 Octagon house - IL-22-04 Octagon bldg - IL-22-05 Octagon bldg - IL-22-07 Octagon bldg - IL-22-08 Round bldg - IL-22-09 Round church - IL-22-10 Covered bridge - 13-22-a Covered bridge - 13-22-b Covered bridge - 13-22-c Covered bridge - 13-22-d Covered bridge - 13-22-e