Cities
New York City, Paris, Washington, DC, CityRail, Daegu Metropolitan Subway Corporation, Delaware River Port Authority Transit Corporation , Delhi Metro Rail Corporation, Incheon Rapid Transit Corporation (IRTC), Kiev Metro, Metro Bielefeld, Metro Bilbao, Metro Bilbao News, Metropolitano de Lisboa
Chris's Transit Pics Website
Showcases photographs of subways, buses, railroads, and monorails from a variety of locations. Also features transportation information for tourists in New York City.
Subway Navigator
Maps and stations of subways and other heavy rail transit systems throughout the world, and a route finder detailing the path between any two stations.
The Subway Page
Maps for subway transit systems from a number of cities all over the world.
UrbanRail.Net
Information on subway systems organized by continent, and news, links, literature, and a gallery of general subway information.