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LiDAR Reveals Hidden Inca Road Network Across the River from Machu Picchu
More than 2.5 kilometers of previously undocumented roads have emerged from beneath the rainforest surrounding Machu Picchu, revealing human activity in an area long overshadowed by the famous Inca citadel. The roads were identified on the slopes of Yanantin Mountain, across the Urubamba River from the main archaeological complex. Drone-mounted LiDAR also detected unknown terraces,…