Underground, subway and metro are common names for a form of mass transit public transport system employing trains. In many cases, at least a portion of the rails are placed in tunnels dug beneath the surface of a city. [1]

Subcategories

There are 7 subcategories to this category.

Abandoned metro stations M Metros in Asia

M cont. Metros in Europe Metros in North America Metros in South America

S Lists of metro stations Metro stubs

Articles in category "Metro"

There are 10 articles in this category.

Urban rail transit Urban heavy rail A Adelaide O-Bahn

C Cairo Metro M Metro station Metrophile S Scarborough RT (TTC)

S cont. Subcrawl Sydney underground railways T Tianjin Metro