Amassive chain of extinct volcanoes has been discovered deep below southern China, revealing a hidden piece of Earth’s geological history. This arc of fossilized volcanoes, more than 400 miles long, ...

The Hessian town of Amöneburg is situated on a 365-meter-high basalt cone left by an extinct volcano. It is located in a region that holds a European superlative in this regard. Traces from this era, ...

Poços de Caldas, in the southern part of the state of Minas Gerais, Brazil, is built on one of the most unique geological ...