here they are
View of the Third Avenue ‘El’ train tracks at night, with the Con Edison building in the background, 1950, New York City, (Photo by Morgan Collection/Getty Images)
View of elevated train track with el train crossing Lake Street and the Chicago River in summer
Elevated trains and tracks in Chicago’s Loop
Chicago, USA – June 9, 2015: Wells and Quincy Street L station entrance in The Loop, downtown Chicago. Steps to elevated railway. People on city street in background.
Subway train – Transportation in Chicago, IL.
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