The present-day lava dome has filled and overspilled an inner crater (remnant of an older dome), small parts of which are still visible as vegetated remnants between the younger flows. (Photo: Tom Pfeiffer)
Intraplate volcanism A third tectonic setting where volcanism occurs is believed to be the result of mantle plumes and not directly related to plate boundaries. So called hot spot volcanoes fall into this category.
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.
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