The absense of wind lets the ash plumes rise vertically above the crater of Krakatau. (Photo: Tom Pfeiffer)
More on VolcanoDiscovery:
Volcano and photo tour to Java, Indonesia
: Visit Java's famous volcanoes: Krakatau, Merapi, Bromo, Semeru, Ijen and others, crossing Java from west to east. This study and photography trip for a small exclusive group is one of our classic and best tours.
Volcano Videos on YouTube
: Our YouTube channel: volcanic activity world-wide shown through videos taken during our volcano tours and expeditions complimented by some time-lapse videos from webcams.
Desert, Salt & Volcanoes
: Experience one of the geologically most active areas on the planet: the Danakil desert in northern Ethiopia. Highlights include Erta Ale volcano with its active lava lake and Dallol hydrothermal fields offering a surreal landscape of colors, salt, geysers and springs.