“…In contrast to the numerous examples along the coast, to date, the circular sunken plaza tradition is less commonly known from the Andean highlands. Previously, only three other highland examples have been discussed: La Galgada (~3000 BCE), Kuntur Wasi (plaza construction at approximately 800 BCE), and the Early Horizon site of Chavín de Huantar (9,10). Plaza types have been organized in a number of ways, but perhaps the most important distinction is into two spatial forms; some are axial to the primary ceremonial mound at a site, their location on a bisecting line, while others are peripheral to the primary mounds (11)(12)(13).…”