most extensive metro systems in the world

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Seoul Metropolitan Subway

Most Extensive Metro Systems In The World

Most Extensive Metro Systems In The World
Seoul Metropolitan Subway

Possibly the most heavily used metro system in the world, everyday nearly 8 million people are shuffled among 314 stations on 242 miles of track.


London Underground
S train
Berlin S Bahn
Mass Rapid Transit Singapore
Delhi Metro
Shanghai Metro
Paris Metro
Busan Subway
Hamburg S Bahn
Mass Transit Railway MTR
Tianjin Metro
Madrid Metro
More ...

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