santorini_i53139.jpg (Photo: Tom Pfeiffer)
Подробнее о VolcanoDiscovery:
: A growing list of photo galleries taking during our expeditions in this fantastic part of the world, full of volcanoes, unspoiled nature and colors.
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.