Mount Etna in Sicily, Italy, is an example of a ... by pieces of the Earth's crust, called tectonic plates, moving towards each other. Some volcanoes, like Mauna Loa in Hawaii are caused by ...

The volcanic soils. That's right. Volcanoes make your wine taste different. Here in the Auvergne, the bristling tectonic plates put pressure on the magma below causing spurts of it to shoot up and ...