Why did the Inca dig thousands of holes in this mountain? We may now know.

Researchers used drones to get another look at the "Band of Holes" along Monte Sierpe, and their work suggests that the Inca ...
Live Science

Scientists may finally have an explanation for the centuries-old 5,200 mystery holes in the Peruvian Andes

Drone footage and on-the-ground excavations high in the Andes are revealing what the Chincha Kingdom and Inca Empire may have ...

Iconic Andean monument may have been used for Indigenous accounting

Sediment analysis and drone photography of the iconic South American monument of Monte Sierpe (aka "Band of Holes") support a ...

There Are Thousands of Aligned Holes in Peru. Researchers Think They Finally Know Why

In South America, a mysterious monument stretches almost a mile (1.5 kilometers) through the southern Peruvian Andes. Called ...