When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Sunset Crater, located in north-central Arizona, is the youngest volcano found on the ...

Klyuchevskaya Volcano on Russia's Kamchatka Peninsula is the largest active volcano in the Northern Hemisphere. A caldera is the circular depression in the center of a volcano's summit that forms ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...

Volcanic cones are among the simplest volcano formations. They are built by fragments (called ejecta) thrown up (ejected) from a volcanic vent, piling up around the vent in the shape of a cone with a ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...