Deep in the Amazon, researchers have uncovered a complex of ancient cities ? using laser technology

[susan]

Deep in the Amazon, researchers have uncovered a complex of ancient cities ? using laser technology

Researchers have found the ruins of huge, ancient cities in the Ecuadorian depths of the Amazon, using airborne laser sensors to see what?s hidden in the dense vegetation.

Source: Deep in the Amazon, researchers have uncovered a complex of ancient cities ? using laser technology