Volcanoes in South Dakota? Kind Of—Here’s the Story
Some fifty million years ago magma pushed up the ground in the Black Hills. It's the closest South Dakota has to a volcano.
volcano
Get an Up-close Look Inside the Crater of an Active Volcano
Filmmaker/explorer Sam Cossman and National Geographic take us "into the center of the earth" to hear "the heartbeat of the planet" by flying drones into the crater of a highly active volcano on the island nation of Vanuatu.