551 Beirut earthquake is located in Lebanon

The 551 Beirut earthquake occurred on 9 July 551 AD. It had an estimated magnitude of about 7.6 on the moment magnitude scale and a maximum felt intensity of X (Intense) on the Mercalli intensity scale. It triggered a devastating tsunami which affected the coastal towns of Phoenicia, causing great destruction and sinking many ships. Overall large numbers of people were reported killed, with one estimate of 30,000 by Antoninus of Piacenza for Beirut alone.

• http://en.wikipedia.org/wiki/551 Beirut earthquake