European metro lines
Amsterdam Metro Line
Athen Metro Line
Barcelona Metro Line
Berlin Metro Line
Bonn Metro Line
Bruxelles Metro Line
Dortmund Metro Line
Dublin Metro Line
Frankfurt Metro Line
Genova Metro Line
Hamburg Metro Line
Helsinki Metro Line
Koppenhagen Metro Line
Lille Metro Line
Lisboa Metro Line
London Metro Line
Lyon Metro Line
Madrid Metro Line
Münich Metro Line
Paris Metro Line
Prague Metro Line
Rome Metro Line
Rotterdam Metro Line
Stockholm Metro Line
Sofia Metro Line
Warsaw Metro Line
Wien Metro Line
North-american metro lines
Atlanta Metro Line
Boston Metro Line
Chicago Metro Line
Los Angeles Metro Line
New York City Metro Line
Toronto Metro Line
Washington D.C. Metro Line
Asian metro lines
Bangkok Metro Line
Hong Kong Metro Line
Kuala Lumpur Metro Line
Singapore Metro Line
Seoul Metro Line
Tokio TOEI Metro Line