![](http://www.alamy.com/thumbs/6/4B700DB2-CDC6-4641-AE6D-7F9EFF01C296/2T6PR0W.jpg)
The bridges over the Chicago River are raised when necessary to allow larger ships to pass. The bridge keepers work in the historic bridge houses of Chicago, United States
Size: 8569px × 5713px
Location: Chicago Riverwalk, Chicago, Illinois, United States
Photo credit: © Georg Berg / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: apartment, arch, area, attraction, beam, block, box, brickwork, bridge, building, canal, channel, chicago, cityscape, commercial, condo, condominium, condominiums, construction, daytime, design, downtown, facade, fixed, flat, flats, girder, headquarters, house, iron, link, metal, metropolis, metropolitan, mixed-, overpass, plant, reflection, riverwalk, road, roof, skyscraper, steel, street, tourism, tourist, tower, transport, transportation, tree, urban, water, window