Mountains formed by volcanic material or fissures through which molten lava and gases erupt.
Maungakiekie /One Tree Hill's scoria cones were erupted from three craters – one is intact and two have been breached by lava flows that rafted away part of the side of the scoria cone. The last eruption was over 28,500 years ago.top
Mount Fuji is the highest mountain in Japan and is an active volcano that last erupted in 1707. Mount Fuji's exceptionally symmetrical cone, which is snow-capped several months a year, is a well-known symbol of Japan, and it is frequently depicted in art.top
Santorini is an island in the southern Aegean Sea, about 200 km (120 mi) southeast of Greece's mainland. It is the largest island of a small, circular archipelago which bears the same name and is the remnant of a volcanic caldera. top