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.
Volcano Trekking A physically active tour to visit and climb some of Indonesia's most active and famous volcanoes: Papandayan and Galunggung in West Java, Merapi in Central Java, Kelud, Semeru, Bromo, the Tengger caldera, and Ijen in East Java.
Raung volcano photos One of the largest and most active volcanoes in East Java, rarely-visited and relatively unknown Raung became (in)famous during its recent eruption in 2015 when its frequent ash plumes forced the repeated closure of Bali's airport.
