Why Volcanoes Become Active and Passive

Volcanoes and its Associated Folklore
Volcanoes tremble, rumble, explode, and rip themselves apart destroying acres of land, millions of homes and killing thousands of people. For centuries people around the world were powerless to understand the earth's convulsions and ability to cause such horrific destruction. Looking for explanations, stories were conjured up of superhuman forces, folklore and myths as a conclusion to why this natural phenomenon occurs. Many different cultures around the world have come up with their own folklore's about volcanoes depending on what part of the continent its from.
One of the worst volcanic disasters occurred along the Bay of Naples in Italy. At the foot of a large mountain known as "Mt. Somma" or "Mt. Vesuvius" lay two prosperous cities "Pompeii" and "Herculaneum". …