Eines der schwersten Beben war eines der Stärke 7,6 im Jahr 1999 in der Nähe Istanbuls. Das Epizentrum lag damals in Gölcük südöstlich Istanbuls. Mehr als 17 000 Menschen kamen ums Leben.
One of the most severe earthquakes happened near Istanbul in 1999 and had a 7.6 magnitude. The epicenter was located in Gölcük, southeast of Istanbul. More than 17,000 people lost their lives.