Igneous or magmatic rocks: The most primitive rock type forms when magma (molten rock) solidifies - either inside the earth (plutonic rocks) or during volcanic eruptions (volcanic rocks). A short overview.
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.
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