![What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/1/590x/461518_1.jpg)
What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk
![What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/1/590x/secondary/131090.jpg)
What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk
![She's smoking! Mount Etna puffs out dozens of rings measuring hundreds of feet across as she spews molten lava | Daily Mail Online She's smoking! Mount Etna puffs out dozens of rings measuring hundreds of feet across as she spews molten lava | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/11/15/article-2507799-196DBBB300000578-15_964x421.jpg)
She's smoking! Mount Etna puffs out dozens of rings measuring hundreds of feet across as she spews molten lava | Daily Mail Online
![What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk What does it mean? Mount Etna volcano spews perfectly formed SMOKE RING into the air | UK | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/1/590x/secondary/131094.jpg)