Monte Sierpe (translated as ‘serpent mountain’ and known colloquially as the ‘Band of Holes’) is located in the Pisco Valley of southern Peru and consists of approximately 5,200 precisely aligned holes. New research suggests that this archaeological site was originally a barter marketplace, bringing diverse people together for trade and exchange. Aerial photo of Monte Sierpe, facing northeast. Image credit: Jacob Bongers, University of Sydney. Stretching...
