Dubrovnik (IMAGE) University of Arizona Caption Dubrovnik, a walled city on the southern Adriatic Sea that is a UNESCO-designated World Heritage site. The Dalmatian Islands, some of which are visible in the background, represent a growing fold-and-thrust belt that is rising from the Adriatic Sea. Credit Richard A. Bennett Usage Restrictions This picture may only be used to accompany a story about the research described in this release. 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.