Ancient Maya Reservoir at Tikal (IMAGE) University of Cincinnati Caption An ancient Mayan reservoir at Tikal is unearthed, providing new insights into how the ancient Maya built for water management. Credit University of Cincinnati Usage Restrictions None 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.