TAG: National Geographic

3D mapping of Notre Dame will help restoration

April 15, 2019By
Image: Ubisoft

Detailed 3D maps of the iconic and historic Notre Dame Cathedral in Paris hold out hope for accurate reconstruction after it was devastated by a massive fire April 15. Both the ceiling and the spire were destroyed, as well as internal woodwork. But the information to restore the cathedral is abundant. Besides photos, in 2015 art historian Andrew Tallon used... read more

Lidar and UAV reveal Mayan “megalopolis” below Guatemalan jungle

February 20, 2018By

Lidar and UAV technology has revealed hundreds of previously unknown Mayan ruins in the Guatemalan rainforest. In what is considered biggest aerial lidar survey in the history of archaeology, a vast and complex civilization has been discovered. The University of Houston’s National Center for Airborne Laser Mapping (NCALM) used Teledyne Optech’s Titan sensor to identify raised highways, and complex irrigation and terracing... read more