Band of Holes — Wikipedia

The Band of Holes, also known in Spanish as Monte Sierpe (serpent mountain) or Cerro Viruela (smallpox hill), is a structure consisting of approximately 5,200 human-sized and stone-lined pits found in the Pisco Valley on the Nazca Plateau in Peru. Modern residents near the site have no knowledge of who made the pits nor how they were used. For many years, it has been speculated that they might be graves, defensive positions, or storage places. In 2015, researchers determined that the structure was built during the time of the Inca Empire (1438–1533), speculating that, because of a...