Joseph Brennan’s Abandoned Stations pages on the Columbia University website chronicles every subway station ever abandoned in New York City, including unfinished projects like the 2nd Avenue line.
This amazing site is dedicated to forgotten, overlooked, ancient sights in New York City. Forgotten NY has chapters on subways, trains and trolleys.
Bob Klapouchy’s Hudson Tubes site includes a short history, image gallery and sightseeing tour of the PATH train, formerly know as the “Hudson Tubes” (Hudson & Manhattan Railroad), one of the earliest subways of the world.
Now more than ever, the role of the Railway & Locomotive Historical Society is to document, interpret, evoke, question, and preserve the railroad form of transportation in words and images for current and future generations.
Jeremiah Cox’s SubwayNut is a website dedicated to his hobby, the New York City Subway System and other subways and trains around the world.
Robert Reynolds’ The Subway Page: world subway maps with many links to other transport information, principally light rail, tram, and other urban transport.