Only 5% Of The Population Can Score 100% On This Geography Quiz—How Well Do You Know The World?
What is the most populous urban area in the world?

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The metropolitan population of Tokyo exceeds 37 million, making it larger than many countries. Its dense infrastructure makes it a global hub internationally.
Eric Lafforgue/Art in All of Us/Corbis via Getty Images
Eric Lafforgue/Art in All of Us/Corbis via Getty Images
What is the most populous urban area in the world?
- Tokyo
- Mexico City
- Hong Kong
- Los Angeles
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