What is the largest subway station in the world?

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Tags

1. #metro
2. #complex
3. #states
4. #largest
5. #elevation
6. #france
7. #streets
8. #subway
9. #halles
10. #ninth
11. #smith
12. #station
13. #telet
14. #united
15. #highest
16. #above
17. #ground
18. #paris
19. #world