Eruption of Anak Krakatau in the evening (Photo: Tobias Schorr)
More on VolcanoDiscovery:
Photos from lava lakes in the world: Erta Ale, Nyiragongo, Hawaii, Vanuatu
Definition of a volcano
: A volcano is the term for any place on the surface of the earth, where hot molten rock (magma) reaches the surface.
: Discover with us the fascinating natural history of Santorini volcano in Greece on this walking and study tour.
Small spherical balls of volcanic ash that form from a wet nucleus falling through a volcanic ash cloud.