- Mount Etna is open to tourists every day of the year unless authorities deem it too dangerous
- An ascent that includes a cable car, 4x4 bus and guided walk is the easiest way to explore the volcano
- The volcano's peak is actually a series of craters, some more active than others
This article was originally published in 2013.
(CNN)At approximately 3,350 meters, it's Europe's highest and most active volcano.