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More than 80% of the earth's surface is volcanic in origin. ... The 11 facts you want are below, and the sources for the facts are at the very bottom of the page.


Check out these fascinating volcano facts with National Geographic Kids! What is a volcano? Why does it erupt? And where can you find the world's biggest?


Learn about hot magma, famous eruptions, volcanoes on other planets, volcanic gases ... Enjoy our wide range of strange and interesting facts about volcanoes.


Mar 5, 2015 ... Want some volcano facts? Here are 10 interesting facts about volcanoes. Some of these facts you'll know, and others may surprise you.


Jun 22, 2017 ... Named after the Roman god of fire, Vulcan, volcanoes are known for their awesome power. Explore fun volcano facts to learn why they are so ...


May 19, 2014 ... There are several interesting facts about volcanoes. For instance, there is a ring of volcanoes in ocean bed that encircle our planet.


Apr 16, 2010 ... There are an estimated 1500 active volcanoes worldwide – some of which have been continuously erupting for years. Almost a third of active ...


Oct 2, 2012 ... Volcanoes erupt in many spectacular ways and have wreaked ... here are fascinating facts on some of the biggest and most interesting eruptions.


Sep 15, 2015 ... Test your knowledge with amazing and interesting facts, trivia, ... Mayon Volcano, 1984, via Wikimedia Commons // Public Domain ...