Lidar maps vast network of Cambodia’s hidden cities

Extent of Khmer Empire rising from the jungle is stunning

Preah Khan in Cambodia

REDISCOVERED CITIES  A collapsed building is located near a central temple in the 12th century city of Preah Khan in Cambodia. Aerial laser surveys of these now-forested parts of northern Cambodia have revealed the extent and layout of ancient, once-interconnected cities of the Khmer Empire.   

M. Hendrickson

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