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North portal of Haymarket North tunnel, December 2018.JPG - Pi.1415926535
Section of Orange Line tunnel being transported, circa 1970.jpg - Pi.1415926535
Northbound train exiting Charles River tunnel.webm - Pi.1415926535
Southbound train entering Charles River tunnel, September 2018.jpg - Pi.1415926535
Orange Line train exiting Charles River tunnel, November 2020.JPG - Pi.1415926535
Inbound Orange Line train entering Charles River tunnel portal, July 2021.jpg - Pi.1415926535
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