An earthquake measuring 5.7 on the Richter scale struck Istanbul on Thursday.
Images on social media showed buildings evacuated in the Turkish city.
"My whole flat rocked like crazy," wrote a resident on Twitter.
According to the Kandilli Observatory and Earthquake Research Institute, the epicentre was about 70 km west of Istanbul in the Marmara Sea, south of the town of Silivri.

Iran and US agree to halt attacks, talks scheduled in Doha on Tuesday
Aftershock hits Caracas as rescue efforts enter critical hours in Venezuela
Italy and Balkans hit by heatwave as wildfire fears rise
UK's prime minister-in-waiting vows to rip up politics as usual
Pakistan forces kill 29 militants in border operation, Kabul says dozens of civilians dead
