- Mount Etna is a large, complex, strato-volcano.
- It has four craters at its summit and numerous fissures and satellite cones.
- Mount Etna is the largest active volcano in Europe.
- Occasionally it can be very destructive.
- Mount Etna is not generally regarded as being particularly dangerous and thousands of people live on its slopes and in the surrounding area.
- The main feature of Mount Etna's activity is voluminous lava emissions but strong explosive activity occurs occasionally.