LiDAR scans reveal the ancient Mayan population likely peaked around 11 million people, which is about double what scientists thought. The new survey also found 60,000 previously unknown structures sprawling for miles around city centers, which suggests the civilization was also extremely complex.

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LiDAR scans reveal the ancient Mayan population likely peaked around 11 million people, which is about double what scientists thought. The new survey also found 60,000 previously unknown structures sprawling for miles around city centers, which suggests the civilization was also extremely complex.