Archaeologists may have finally solved Peru’s strange “Band of Holes” mystery
In Peru’s mysterious Pisco Valley, thousands of perfectly aligned holes known as Monte Sierpe have long puzzled scientists. New drone mapping and microbotanical analysis reveal that these holes may once have served as a bustling pre-Inca barter market—later transformed into an accounting system under the Inca Empire.
10/11/2025
sciencedaily-human-evo
