Vesuvio in Southern Italy and alarmingly close to the huge conurbation of Naples has been dormant since 1944. It was not always so quiet; as well as numerous and sometimes hugely devastating eruptions documented since 79 AD, the last 285 years have seen significant eruptions in: 1631, 1660, 1682, 1694, 1698, 1707, 1737, 1760, 1767,…