At the moment of the collapse of the hornito, the lens (300mm) was pointed to an area immediately left of it, and this and the next photo show the "missing" left half of the hornito seconds after its collapse. (Photo: Tom Pfeiffer)
Blue flames of burning sulfur Ijen volcano in East Java has one of the most impressive sulfur deposits on earth. They are so hot that the sulfur often ignites - a mysterious display at night caught on camera.
The subplinian eruption of Kelut volcano Fascinating satellite images, reports, and pictures about the massive explosion of Kelut volcano in East Java on 13 Feb 2014.
Private tours on Etna volcano Discover Europe's largest active volcano on private, guided 1-day tours. Tours can be customized for different interests and fitness levels.
Volcano Tours on Hawai'i The Hawaiian Islands are not only home to the most active volcanoes in the world, Kilauea and Mauna Loa on the Big Island, but also boast a unique natural environment. Born by volcanic activity of a very active hot spot in the middle of the Pacific Plate, they are a showcase of natural history.