They used planes to shoot pulses of light into the forests of Mexico and Guatemala. They discovered 177km of stone roadways. Some were 40 metres wide and elevated 5 metres off the ground. It could be the world’s first highway network. In total, the planes found almost 1,000 new settlements, including 417 cities. They featured pyramids, courts for ball games and a sophisticated system of reservoirs, dams and canals. #mayans #mexico #technology #ancientcivilizations #guatemala #highway #jungle
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