Photos: Mount Etna: Europe's most active volcano Mount Etna: Europe's most active volcano – Mount Etna spews lava during an eruption seen from Acireale, Italy, on Saturday, November 16. Hide Caption 1 of 12 Photos: Mount Etna: Europe's most active volcano Mount Etna: Europe's most active volcano – Mount Etna produces a steam ring, a rare occurrence for volcanoes, on November 11. Hide Caption 6 of 12 Photos: Mount Etna: Europe's most active volcano Mount Etna: Europe's most active volcano – Lava flows down Etna in 1993. Hide Caption 9 of 12 Photos: Mount Etna: Europe's most active volcano Mount Etna: Europe's most active volcano – Lava slithers down Etna in 1951. Hide Caption 11 of 12 Photos: Mount Etna: Europe's most active volcano Mount Etna: Europe's most active volcano – An illustration shows an Etna eruption in 1669.

Source: CNN March 17, 2017 04:09 UTC