Pedestrian makes his way over the Longfellow Bridge over the Charles River at dawn in Boston on Oct. 17, 2017.
The Longfellow Bridge is framed by trees from the Cambridge side of a frozen-over Charles River on Dec. 28, 1975.
Construction takes place on the Longfellow Bridge in Boston on Sep. 27, 2017. As Massachusetts officials gear up for the final stretch of repairs to...
Construction takes place on the Longfellow Bridge in Boston on Sep. 27, 2017. As Massachusetts officials gear up for the final stretch of repairs to...
Steel rods in a box used for concrete reinforcement are pictured at the Longfellow Bridge in Boston on Sep. 27, 2017. As Massachusetts officials gear...
Construction vehicles are the only ones on the Longfellow Bridge in Boston, which remains under construction on Sep. 27, 2017. As Massachusetts...建築地盤
The Longfellow Bridge spanning the Charles River from Boston to Cambridge is pictured on Jul. 14, 1969.
Charles Street Circle in Boston glistens as vehicles pass through rain and slush coming off the Longfellow Bridge in the early morning on Dec. 17,...
Deena Kastor runs over the Longfellow Bridge in the U.S. Women's Olympic Marathon Trials April 20, 2008 in Cambridge, Massachusetts.
Runner exercises along the Charles River across from the Longfellow Bridge , which was one several bridge sites where police found suspicious...
Man pauses to look at the skyline next to graffiti scrawled on the Longfellow Bridge in Boston on May 18, 2017.
Construction worker climbs down a ladder beside graffiti scrawled on one of the towers on the Longfellow Bridge in Boston on May 18, 2017.
Pair of pedestrians walk through the winter landscape along Memorial Drive near the Longfellow Bridge in Cambridge, MA on Feb. 19, 1994.
Cyclist traverses a bridge over Storrow Drive near the Longfellow Bridge on a rainy Thursday afternoon, Mar. 10, 2016.
Kayakers pass under the Longfellow Bridge in Boston as it undergoes a restoration project on Jul. 28, 2015.
Kayakers pass under the Longfellow Bridge in Boston as it undergoes a restoration project on Jul. 28, 2015.
Worker is pictured at the Longfellow Bridge in Boston as it undergoes a restoration project on Jul. 28, 2015.
Kayakers pass by the Longfellow Bridge in Boston as it undergoes a restoration project on Jul. 28, 2015.
Heavy fog and mild temperatures create a misty scene along the Boston side of the Charles River looking out to the Longfellow Bridge on March 8, 1992.
Demonstrators against Proposition 2 1/2 march along the Longfellow Bridge in Boston on March 28, 1981. Opponents contended the proposition would mean...
View of empty MBTA tracks stretching along the Longfellow Bridge into Boston from Cambridge, Mass., following an MBTA shutdown on Dec. 6, 1980. The...
The Longfellow Bridge connects Boston and Cambridge over the icy Charles River, as seen in this aerial view on Jan. 3, 1977.
An MBTA Red Line passes over the Longfellow Bridge on Jan. 26, 2016. The trains are slowed to 10 miles-an-hour due to construction on the bridge.
An aerial view over the Charles River of, from left, the Longfellow Bridge, Mass. Eye and Ear Hospital, old Boston Garden with the Madison Hotel, the...鳥瞰
An aerial view over the Charles River of, from left, the Longfellow Bridge, Mass. Eye and Ear Hospital, old Boston Garden with the Madison Hotel, the...鳥瞰
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. On October 19, 2013. The Head of Charles, which began in...
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. The Head of Charles, which began in 1965, is the worlds...
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. The Head of Charles, which began in 1965, is the worlds...
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. On October 19, 2013. The Head of Charles, which began in...
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. On October 19, 2013. The Head of Charles, which began in...
The 49th Head of the Charles Regatta on the Charles River between Boston and Cambridge, MA. On October 19, 2013. The Head of Charles, which began in...
Construction workers on a platform work near the arched steel ribs of the Longfellow Bridge, spanning the Charles River between Boston and Cambridge,...
The Longfellow Bridge, spanning the Charles River between Boston and Cambridge, Mass., is under construction, Aug. 16, 2016. The $255 million project...
The Longfellow Bridge, which spans the Charles River connecting Boston and Cambridge, Mass., is under construction, seen from 1 Main Street.,...
One of the towers on the Longfellow Bridge, spanning the Charles River between Boston and Cambridge, Mass., under construction, July 26, 2016. The...
The Longfellow Bridge, which spans the Charles River connecting Boston and Cambridge, Mass., is under construction, seen from the Boston side, July...
The Longfellow Bridge, which spans the Charles River connecting Boston and Cambridge, Mass., is under construction, seen from 1 Main Street.,...
Two of the towers on the Longfellow Bridge, spanning the Charles River between Boston and Cambridge, Mass., under construction, July 26, 2016. The...
The Longfellow Bridge, which spans the Charles River connecting Boston and Cambridge, Mass., is under construction, seen from the Boston side, July...
Small boat used for construction floats in the Charles River under the Longfellow Bridge, July 26, 2016. The $255 million project has faced setbacks.