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

POV: You're part of a tour group on Mount Etna in Italy when the volcano erupts, sending huge plumes of ash into the sky and your fellow tourists scrambling. Fortunately the eruption was expected, so access to the summit had already been prevented, and the area of danger is not expected to extend farther. | WeatherNation