Laser scanning
Vast pre-Maya earthwork in Mexico is a map of the cosmos, archaeological analysis suggests
The 3,000-year-old ceremonial complex of Aguada Fénix in Tabasco was designed as a monumental “cosmogram”, according to new research
Laser scan may one day aid Notre Dame’s restorers
A 2010-12 effort to map every inch of the cathedral could help the post-fire reconstruction