And there we have it—ten fascinating and mind-blowing facts about the world's most enthralling volcanoes. From icy moons to fiery planets, volcanoes hold mysteries and marvels waiting to be ...

5 fast facts about volcanoes Volcanic ash is made of fragments ... into the sky in the first 10 minutes of the explosion. Volcanoes like Mount St. Helens also often release pyroclastic flows ...

the strongest recorded earthquake at 9.5 out of 10 on the Richter scale. The Ring of Fire is also where an estimated 75% of the planet’s volcanoes are located, such as Mount Tambora of Indonesia ...