Fieldwork (IMAGE) Field Museum Caption Grávalos inside an ancient Recuay household at the archaeological site of Jecosh in Ancash, Peru. Recuay was one of the local cultures with whom Wari interacted during their imperial expansion. Credit Photo credit: Emily Sharp. Usage Restrictions Please include credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.