Altar (IMAGE) Field Museum Caption The altar on the Temple of the Warriors at Chichen Itza upon which human sacrifices were made. The altar was painted blue. After human victims were stripped, painted blue, and thrust back down on the altar, their beating hearts were removed. Credit Photo by Dean E. Arnold, Courtesy of Dean E. Arnold. Usage Restrictions only with this story License Licensed 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.