Time Scanners: Macchu Picchu
2015·0/ 10·0 votes
Structural engineer Steve Burrows scans the sacred Inca city of Machu Picchu using 3D laser technology. His three main questions: How did the Inca build a city atop a mountain? How were the terraces constructed? And how did they supply water to the city?
Directed by Tom Stubberfield
