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CTA cross junction, northwest corner of The Loop, Chicago; control tower 18 guides north and southbound Purple and Brown lines intersecting with east and westbound Pink and Green lines and looping Orange line above the Wells/Lake Street intersection (edit 4): photo by Daniel Schwen, 2007
Green line train approaching Randolph/Wabash station, northwest corner of the Loop: photo by Daniel Schwen, 2007
A Brown line train and an Orange line train contend for the intersection at the southwest corner of The Loop, Chicago (taken from crossover walkway of Adams/Wabash stop on the Green, Orange, Brown and Purple lines): photo by Kelly Martin, 2005
leaving downtown: photo by tripp, 2006
Turning Left on Van Buren: photo by Alfie Martin, 2006
blueloop: photo by Sam D., 2008
Northward view from the Adams/Wabash station at night: photo by Daniel Schwen, 2009