metrobits.orgMetro, Subway, MRT, Rapid Transit, U-Bahn, Metrorail, , from Abuja to Zhengzhou – here's the global creative non-profit resource. Thousands of chunks of subway-related data are organized in 33 categories and more than 370 city pages. All facts are based on reliable sources, many were contributed by users and double-checked by us. • Categories: (Menu on the left) Metros of the world, compared by
