China's Great Wall is 'crumbling.' Now architects are using drones to save it. - The Washington Post

Chinese architects are using drone technology to map and reinforce the ancient structure.

Imprint 03 by MIT Architecture - Issuu

China's crumbling Great Wall is getting some hi-tech conservation help from drones

China's crumbling Great Wall is getting some hi-tech conservation help from drones - TODAY

China's Great Wall is 'crumbling,' and architects are using drones to save it

Matthew Schmidt, Ph.D. - University of New Haven

A Dangerous Game Over Taiwan

China's Great Wall Is Crumbling In Many Places; Can It Be Saved?

Drones help restore the Great Wall of China - Curbed

Preserving San Diego is a big job. Here's what SOHO has on its 'most endangered' list this year - The San Diego Union-Tribune

Walls are the foundation of civilization. But do they work? - The Washington Post