Metro systems are essential to the circulation and functioning of many cities throughout the world. In cities where efficient public transit systems exist, many citizens would admit to being dependent on it for transportation. While many urban dwellers may be used to entering the dark and dingy spaces that we know as subway stations (read: New Yorkers), those living in some cities have higher expectations. Be pleasantly surprised with The 25 Most Beautiful Metro Stations in the World and consider demanding a renovation for your local station.

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