Residents on the popular island of Santorini have experienced hundreds of earthquakes this week while researchers have revealed a new magma chamber underneath the Kolumbo submarine volcano.

Earthquakes rattled Greece’s volcanic island of Santorini every few minutes overnight and into Wednesday as authorities bolstered emergency plans in case the hundreds of temblors over the past few days are a harbinger of a larger quake to come.

NBC News’ Matt Bradley reports on the aftermath and public response to several days of near constant earthquakes around the tourist hotspot of Santorini, Greece.

Repeated earthquakes are rattling Greece’s volcanic island of Santorini. Scientists say the quakes aren't related to a slight increase in volcanic activity that has also been registered recently.