Mount Etna, Europe's tallest and most active volcano, has erupted again, spewing a plume of ash and rock "several kilometers high," according to authorities. Video posted to social media showed tourists fleeing the scene. About a dozen tour operators work on Etna at any given time, the Sicilian Civil Protection Agency told CNN. All tourists and trekkers on the volcano when it erupted have been evacuated safely, according to the National Institute of Geophysics and Volcanology in Italy. Read more

Drone footage of volcanic Mount Etna captured a spectacular show of red lava flowing on Thursday morning, August 14. The National Institute of Geophysics and Volcanology announced that the lava flow occurred at an altitude of approximately 2,900 metres. No ash emission and no significant seismic variations were reported. | via Reuters Video courtesy: Etna Walk via Reuters | GMA News

Drone footage captured an incredible view of lava flowing from a new fissure that has opened up on Mount Etna. 🌋 Europe’s most active volcano erupted over the holidays from two craters. | ABC7