Santorini, the popular Greek holiday island, is taking emergency measures in response to intense seismic activity.

Schools have been shut and public gatherings are being discouraged on the Greek island of Santorini as local authorities put the popular tourist spot on high alert for a big earthquake, following scores of small temblors over the last two days.

Swarm of earthquakes around Santorini leaves many fleeing Greek tourist island - More flights have been added for those wanting to leave the popular Greek holiday island