beneden Gedateerd Protestant Maltese Islands Weather - This is a smoke ring emitted by Mt. Etna some few months ago. This phenomena is very rare and there's just a few volcanoes which produce them. Their
slank Lijkt op Onmogelijk BBC News | SCI/TECH | Etna hoops it up
Gooi Drink water Over het algemeen Mount Etna blows smoke rings | Euronews
Zus aansluiten bloem Mount Etna Puffs Out Smoke Rings Measuring Hundreds of Feet | ITALY Magazine
Opa rivier erosie Photo captures rare 'smoke ring' from volcanic eruption in Guatemala | The Independent