Laser Scanning Reveals 'Lost' Ancient Mexican City That 'Had As Many Buildings As Manhattan'...
In the beginning the depth of an archaeologist's research was limited by how far they could dig, but 20th century technology, such as carbon dating and ground penetrating radar, helped advance the field to new lows.And n...
https://www.neatorama.com/2018/02/26/Laser-Scanning-Reveals-Lost-Ancient-Mexican-City-That-Had-As-Many-Buildings-As-Manhattan/
