Where is the best subway system?
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1 answer
# Subwaysystem
What is the largest subway station in the world?
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What is the most extensive subway system in the world?
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What is the biggest underground system in the world?
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Which city has the largest metro network?
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What is the deepest subway system?
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What is the largest subway system in North America?
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Which country has the best subway system?
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What is the most famous metro system?
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What is the deepest subway tunnel?
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1 answer