Laser-Carrying Airplanes Uncover Massive, Sprawling Maya Cities

In July 2016, a group of archaeologists commissioned a small plane—along with special pilots—to fly over the thick jungle canopy in northern Guatemala, near the border with Mexico. Cruising well above the trees, the pilots combed the area, pointing three lasers at the ground that fired 300,000 pulses of light per second. Over 12 days, …

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