Scientists have detected several thousand earthquakes, most with small magnitudes, in just over two weeks near Greece’s volcanic island of Santorini.

It welcomes around 3 million visitors per year, but between January 26 and February 8, the Seismology Laboratory of the University of Athens has registered a staggering 12,800 earthquakes in the Santorini-Amorgos zone, the strongest of these was last night at a magnitude of 5.3.

An earthquake of 5.3 magnitude hit the Greek island of Santorini late Monday, officials said, the strongest yet of the thousands of tremors that have shaken the area, prompting thousands to leave. Felt as far away as Athens,