Mount Semeru erupted on Wednesday with pyroclastic flows and seismic tremors. Authorities maintain a Level III Alert.

From USGS Hawaiian Volcano Observatory livestreaming V2cam, a plume-like fountain erupted from the north vent during episode 24 on June 4–5, 2025, creating an elegant arc. With a maximum fountain height of 364 meters (1194 feet), this was the highest fountain observed up until that point. USGS photo.

The Kīlauea summit has inflated by 23 microradians since the end of Episode 39 on Christmas Eve, Dec. 24, 2025, including an increase of at least 1.3 microradians within the past 24 hours. Slight deflation happened at about 5 a.m. today when the south vent overflowed, then increased somewhat at 7 a.m. when both vents became active.

The Mayon Volcano is exhibiting signs of increasing unrest, with bright red magma and glowing pyroclastic density currents called "uson" continuing to stream from its summit as the lava dome collapses.

MAYON Volcano remains restive and continued to spit out molten lava and plumes on Monday, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported. Located in Albay, Mayon is famous for having a near-perfect cone.

Mount Etna is Europe’s most active volcano and the continent’s largest. It attracts hikers and backpackers to its slopes, while less adventurous tourists can take it in from a distance, most stunningly from the Ionian Sea.

AtIndonesia’s Kawah Ijen volcano, a breathtaking blue glow emerges at night, setting it apart from most volcanoes where lava burns in shades of red. At Kawah Ijen, however, the molten sulfur flows with an electric blue intensity,