🇺🇸 Boston Red Line
🇺🇸 Chicago Green Line
🇬🇧 London Central Line
🇬🇧 London District Line
🇬🇧 London East London Line
🇬🇧 London Metropolitan Line
🇬🇧 London Piccadilly Line
🇺🇸 New York A Train
🇫🇷 Paris Line 7
🇫🇷 Paris Line 13

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🇺🇸 Baltimore Green Line
🇺🇸 Baltimore Red Line
🇺🇸 Baltimore Yellow Line
🇩🇪 Hamburg Line U1
🇮🇹 Milan Line M1
🇮🇹 Milan Line M2
🇮🇷 Tehran Line 1
🇮🇷 Tehran Line 4