Popocatépetl emerged in the crater of other volcanoes in its current form more than 20,000 years ago and has been active ...

Most of the world’s volcanoes that pose a risk to humans already have detailed maps of their interiors, but not Popocatépetl ...

Just beyond the eerie dunes that make up the Mojave Desert’s Devils Playground, a glaringly white dome rises up out of the ground. Poised atop a 150-foot cinder cone in Newberry Springs, the ...

At Thrihnukagigur ("Three Peaks Crater") you can take an elevator inside a volcano's magma chamber. Cave explorer Dr. Árni B Stefánsson discovered the chamber in 1974 and fought to open it to visitors ...

Let’s take a second to wrap our heads around this. Imagine standing on the edge of a volcanic crater, peering down at a shimmering lake nestled inside it. That crater sits on an island. But the island ...