How a Programmer 3D-Printed the Ultimate Map of London Using LIDAR Data

National governments release all kinds of official data online, but most people make us of it. San Francisco-based programmer Andrew Godwin is not most people. He recently found a way to use the British government’s LIDAR data to create a scale model of a small slice of Central London, the city where he grew up.

LIDAR, or Light Detection and Ranging, is a surveying technology that measures distance by using lasers and has applications in map-making as well as other scientific umbrellas...

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