POSTED: Sunday, March 18, 2012 - 5:00pm
UPDATED: Sunday, March 18, 2012 - 5:04pm
NBC NEWS — Mount Etna on the Island of Sicily erupted today, Sunday, March 18, spewing huge clouds of smoke into the air.
It's Etna's fourth eruption so far this year.
The activity did not have any effect on air traffic in the area.
The volcano is Europe's tallest and often erupts but rarely causes damage.