Volcano activity warning issued for one of Greece’s most popular tourist island ... Although it is still an active volcano, the last notable eruption occurred in 1950.

ATHENS, Greece — Multiple earthquakes are rattling Santorini, a volcanic island in Greece, prompting authorities to dispatch rescuers with tents, a sniffer dog and drones, and to shut schools on ...

Active vs. dormant volcanoes. Obviously, visible lava spewing from a volcano’s caldera, like Hawai’i’s Mount Kīlauea or Grimsvötn in Iceland, indicates that a volcano is active.