Italy’s Supervolcano Shows Signs Of Seismic Unrest
Satellite image of Campi Flegrei also known as the Phlegrean Fields, a supervolcano located mostly … [+] under the Gulf of Pozzuoli west of Naples, Italy. Getty Images Hundreds of tremors, with the strongest being a 4.2-magnitude earthquake, have shaken a densely populated area west of the Italian city of Naples in recent weeks. Experts …