13888404 - Skyscrapers Against A Blue Sky And A Bridge Over Lasalle Street; Chicago Illinois United States Of America71422558 - LaSalle street in downtown Chicago Illinois71418847 - LaSalle street in downtown Chicago Illinois70379916 - Exterior of Chicago Board of Trade on LaSalle Street, Chicago, Illinois, USA71043595 - L train on elevated track crosses South LaSalle Street in the Loop district, Chicago, Illinois, United States of America, North America71043594 - L train on elevated track crosses South LaSalle Street in the Loop district, Chicago, Illinois, United States of America, North America