Busiest Metro Subways 2020 | Top 10 Metro Systems In The World

A busy subway system is very beneficial to the residents and visitors in many world cities. They can quickly and easily navigate their city for business, pleasure, or practical reasons. The government uses the revenues raised by fares to further improve the city’s infrastructure, safety, and administration.
Here is a list of the ten busiest subway systems in the world. Additional cities around the world are constructing subway systems, and the ranking of the world’s busiest subways will likely change over time.

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