Volcanos are the most dangerous type of natural catastrophe, and have killed more people than most of us are aware of. Read about each of the ten deadliest eruptions in recorded history. To give you an idea, the AD79 eruption of Mount Vesuvius, which you are probably most familiar with, only comes in at number ten. Pictured is Galunggung Volcano in Indonesia. Link -Thanks, Grzegorz Paslawski!