Volcano Calendar 2019: We're proud to present our 2019 volcano calendar: 13 different and attractive images of volcanoes, volcanic landscapes and phenomena taken during volcano tours over the past few years.
The Volcano Adventure Guide: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
View of the immense, 2 km wide summit crater, a small caldera surrounded by steep walls 4-500 m deep. It reminds a lot of Nyiragongo. The recent eruption has covered the whole floor with fresh lava and built a large cinder cone in the SE part (view is from the north). (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.
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