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

New research suggests the Band of Holes in southern Peru may have been first a market and later an Inca accounting device.

This mountainside is covered in thousands of mysterious ancient holes. Scientists now believe they know why - Early aerial ...

New research suggests that the holes were the site of an ancient marketplace, and Inca rulers may have used them as a ...

An extensive row of more than five thousand cavities, drilled with geometric precision into the arid slope of a Peruvian hill ...

Archaeologists uncover how ancient holes in Peru’s Andes may have formed a marketplace used for trade and record-keeping.

"Fundamentally, I view these holes as a type of social technology that brought people together" one researcher said.

In Peru’s mysterious Pisco Valley, thousands of perfectly aligned holes known as Monte Sierpe have long puzzled scientists.

Introduction -- Discovering ancient trepanation -- Differential diagnosis of holes in the head -- Early explorations: the central highlands of Peru -- Origins of Peruvian trepanation: Paracas and the ...