Hundreds more people were expected to leave Greece's Santorini island on Wednesday as tremors shook the popular summer tourist destination for a sixth day. About 6,000 people have left on ferries and planes in recent days as hundreds of small quakes were registered in the surounding sea,

If you’re headed to Santorini, there are some local precautions currently in place that you should bear in mind. Residents and visitors have been warned to avoid large indoor gatherings where rock slides occur, and lots of hotels have been instructed to drain their pools to reduce potential quake damage.

The strongest earthquake recorded was magnitude 4.6 at 3:55 p.m. Sunday, at a depth of 14 kilometers (9 miles), the Athens Geodynamic Institute said.