Nobody Knows What Lies Beneath New York City

Satellites can map the earth’s surface, but the world underneath cities is the last cartographic frontier. One team is mapping New York City’s subsurface infrastructure in 3-D to improve safety, streamline growth, and allow New York to lead the world to becoming a “smart city.”

Published: Aug 10, 2017
Length: 14 minutes (3,683 words)
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