The 80 dormant volcanoes of the Chaîne des Puys, located deep in France's central Auvergne region, are a geological wonder listed as a UNESCO World Heritage site.

roughly the size of the state of Arizona and would cover France. It is also about 2.5 times the elevation of Mount Everest above sea level. In comparison, Hawaii's Mauna Loa, the tallest volcano ...

Kristinn Magnusson/Agence France-Presse — Getty Images Supported ... Iceland, a country of fewer than 400,000 people and about 130 volcanoes, has a long history of volcanic activity.

The 80 dormant volcanoes of the Chaîne des Puys, located deep in France's central Auvergne region, are a geological wonder listed as a UNESCO World Heritage site. The green slopes attract hundreds of ...