Tag Archives: supervolcanoes

Calderas – the supervolcanoes of the USA and beyond

While there are calderas (supervolcanoes) all over the planet, this post will concentrate on those found in the United States. These enormous volcanoes are formed in one of two (2) manners: after an explosive eruption; or when the inside of … Continue reading

Posted in environment, geography, Geology, history, land use, Maps, nature, place names, Statistics, topography, toponymy, tourism, Travel | Tagged , , , , , , , , , | Leave a comment