Another fantastic video from National Geographic! This one teaches the basics of volcanoes; where they occur, why they occur, the different types of volcanoes, and the benefits and hazards of living nearby an active volcano.

This lesson introduces and explores the Pacific Ring of Fire. It is 1 of 3 in the series titled "Geology: Pacific Ring of Fire."

What would the ring of fire look like if the oceans were removed? This animation, based on data gathered during a Ring of Fire expedition reveals the numerous volcanos which make up this area.

This lesson introduces and explores the Pacific Ring of Fire. It is 2 of 3 in the series titled "Geology: Pacific Ring of Fire."

Two guys in upstate New York make their own lava in a giant cauldron. They use it to demonstrate a volcanic eruption to students and visitors and to create art. [7:54]