They're coming from Mount Etna in Sicily, the largest active volcano in Europe. It's happening because gases are being pushed through a vent shaped like a circle.
An curved arrow pointing right. Mount Etna, Europe's tallest and most active volcano, has erupted again. Dramatic video shows breathtaking rivers and jets of lava on May 21. More from News Mount ...
Cascades of lava flowed from one of Mount Etna’s largest craters for the first time in four years. It is Europe’s tallest active volcano. Photo: Etna Walk/Giuseppe di Stefano/Reuters ...
Watch: Italy’s Mount Etna Blows Rare ‘Vortex Rings’ Into Sky The “volcanic vortex rings” are a rare phenomenon generated by the combination of rapid gas release and vent shape. Photo ...
Located on the island's east coast, Mount Etna is perhaps Sicily's best-known geological ... Go-Etna and Etna Tribe (one of our best Italy tours) offer a variety of half- and full-day guided ...