IDDP Drill Site (image) University of California - Riverside Caption This image shows the drill site of the IDDP-1 well near the explosive volcanic crater Víti. Viti erupted in 1724 AD. Credit Guðmundur Ó. Friðleifsson. Usage Restrictions None 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.