Greek authorities have called on residents and visitors of the islands of Santorini and Amorgos to stay alerted due to increased seismic activity in the area. Seismologists and citizens are concerned.
An earthquake rattled with a magnitude of 4.5 on the Richter scale Greek capital Athens short before 6 o’ clock on Thursday. However its epicenter was 2 km north of Aliveri in Evia, some 50 km away.