Tower A continues to stand guard adjacent to the bascule bridges over the Charles River, just north of North Station. The tower no longer serves any railroad purpose, and I believe the small elevated structure to the right of the tower controls the bridges. All signalling is done remotely.
Photographed by Jay Hogan, July 4, 2026. Added to the photo archive by Jay Hogan, July 5, 2026. Railroad: MBTA.