One of the world's most dangerous volcanoes, Mount Vesuvius ... of volcanoes in Italy that sits on a boundary between tectonic plates, where the African plate is being subducted beneath the ...

Vesuvius is part of the Campanian volcanic arc — a string of volcanoes in Italy, including the currently active Mount Etna, that sits on a boundary between the African and Eurasian tectonic plates.

Here’s how it works. One of the world's most dangerous volcanoes, Mount Vesuvius, appears to "peer up" into the sky through an eerily circular hole in the clouds in this striking satellite image.