As seen from O'Donnell Street, the ex-PW&B/PRR tracks now curve to join the
ex-Union Railroad / Northern Central tracks, but previously had crossed and
continued more to the left (west) to docks at what is now Canton Park, plus
beyond to President Street Station. A few stranded boxcars sit at right.
The route to President Street Station ran along Boston and Fleet Streets.
Except for the station and assorted oddly-curved buildings, no evidence of
the line remains. Consequently, as PRR had, we'll continue south to