I, for one, was somewhat surprised to learn that subway ridership in NYC peaked in the late 40s.
from Union Square to Grand Central, 1905.
Exhaustive, loving, history of New York City subway signage, only incidentally about Helvetica.
Blog for an installation in the Toronto subway system using subsonics and infrasonics as a way of approaching the modern city, and the paranormal. via rupture.
Interesting to watch the subways appear in chronological order.
I feel like I've died and gone to some kind of underground heaven. I think that, if there are bats to be found in here, I really will just sort of melt into a touristy puddle and spin around and around on the platforms in a small puddley circle.