Italy's Mount Etna has erupted in spectacular fashion, sending ash, gas, and other volcanic material high into the sky above Sicily. Watch footage of the eruption.

And while the advisory assured that the “likelihood of an eruption continues to gradually decline,” the 11,000-foot-tall volcano remains at an “elevated state of unrest,” meaning that an “explosive eruption” is still possible.

This Cold War outpost concealed more than submarines—it hosted a devastating eruption that cooled the planet nearly 200 years ago.

Depending on the place, travelers can take lava boat tours, hop helicopter trips over calderas, surf down the slopes of a volcano, or even walk to the edge of the lava lake. But these endeavors come with risk.

The activity at Hawaii's Kilauea volcano started around 4:15 p.m. local time and lasted for several hours, according to the U.S. Geological Survey.

Mount Etna, the highest active volcano in Europe, erupted on Monday morning, causing a chaotic scene at the popular Italian tourist attraction.

Scientists have found a way to monitor volcanic carbon dioxide levels — one of the first signs a volcano might be about to blow — that doesn't involve trekking up a mountain.

The Philippine Institute of Volcanology and Seismology raised the status of Kanlaon Volcano on Negros Island to Alert Level 3 after its explosive eruption on Dec. 9, 2024.