Located near the Andes in the Ecuadorian Amazon, this discovery was made possible through advanced LIDAR technology, revealing a “lost valley of cities” connected by vast roads.

Inhabited by the Upano people (500 BC–600 AD), these cities boasted agricultural fields, drainage systems, and roads up to 10 meters wide and 20 kilometers long. This level of organization reveals a sophisticated society, reshaping how we view ancient Amazonian civilizations.

The Amazon holds secrets that challenge history—what else might lie beneath its lush canopy?