Algonquin, Illinois

Fox River Trail - Crystal Lake Outlet Bridge (McHenry County, Illinois)
Built 1907
Deck Plate Girder Bridge over Crystal Lake Outlet on Fox River Trail
Open to pedestrians only

Fox River Trail - Fox River Bridge (McHenry County, Illinois)
Built 1891
Deck plate girder bridge over Fox River on Fox River Bike Trail in Algonquin
Open to pedestrians

Fox River Trail - LaFox River Drive Overpass (McHenry County, Illinois)
Built 1929
Pony/through plate girder bridge over LaFox River Drive on Fox River Bike Trail
Replaced by a MOB